| Subject | English | Spanish |
| transp., tech. | aluminium shell covered by a pliable skin | cascarón de aluminio recubierto de piel flexible |
| fishery | amnesic shell-fish poison | veneno amnésico de mariscos |
| fishery | amnesic shell-fish poison | veneno amnésico de los mariscos |
| fishery | amnesic shell-fish poison | veneno amnésico de moluscos |
| transp., mech.eng. | arbor for shell end mill | árbol de fresado |
| mech.eng. | bearing shell extractor | extractor de cojinetes |
| environ., nat.res. | black soft-shell turtle | tortuga negra (Trionyx ater) |
| transp. | boiler-shell plate | virola de cuerpo de caldera |
| transp. | boiler-shell ring | virola de cuerpo de caldera |
| ecol. | breakout of egg shell using birds beak | apitonar |
| environ., nat.res. | brown soft-shell turtle | tortuga pavo (Trionyx hurum) |
| mech.eng. | change in vessel shell thickness | cambio del espesor del cuerpo de la vasija |
| mech.eng. | clam shell bucket | cuchara de garfios |
| mech.eng. | clam-shell nozzle | tobera de dos ventanas |
| mech.eng. | clam-shell nozzle | tobera de dos hojas |
| earth.sc., mech.eng. | closed shell and tube condenser | condensador de calandria cerrado |
| agric. | cocoa dust and cocoa shell dust | polvo de cacao |
| coal. | coconut shell carbon | carbón de nuez de coco |
| transp. | conical shell of circular section | envuelta cónica de sección circular |
| el. | connection shell for cable penetration | casco de conexión para penetración de cable |
| environ., nat.res. | Cuatro Cienages soft-shell turtle | tortuga negra (Trionyx ater) |
| transp. | curved shell plating | forro exterior curvado |
| agric. | to cut up shell fish | pelar los crustáceos |
| transp., mech.eng. | cylindrical shell of circular section | envuelta cilíndrica de sección circular |
| hobby, cultur. | cylindrical shell portion | envolvente cilíndrico |
| environ., nat.res. | dark coloured soft-shell turtle | tortuga sombría (Trionyx nigricans) |
| gen. | direct shell extraction | captación directa |
| gen. | direct shell extraction | extracción directa |
| med. | double shell artificial eye | vidrio de dos capas |
| transp. | drawing of shell expansion | plano de desarrollo del forro |
| med. | Dupuytren egg-shell crackling | ruido de pergamino de Dupuytren |
| med. | egg shell calcification | silicosis con calcificación periférica con aspecto de cáscara de huevo |
| met., el. | furnace shell ID | diámetro interior de la cuba |
| patents. | furniture, mirrors, picture frames, goods not included in other classes of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials or of plastics | muebles, espejos, marcos, productos no comprendidos en otras clases de madera, corcho, caña, junco, mimbre, cuerno, hueso, marfil, ballena, concha, ámbar, nácar, espuma de mar, sucedáneos de todas estas materias o |
| environ., nat.res. | Ganges soft-shell turtle | tortuga del Ganges (Trionyx gangeticus) |
| patents. | goods included in class 20 of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of- pearl, meerschaum and substitutes for all these materials, or of plastics | productos comprendidos en la clase 20 de madera, corcho, caña, junco, mimbre, cuerno, hueso, marfil, ballena, concha, ámbar, nácar, espuma de mar, sucedáneos de todas estas materias o materias plásticas |
| patents. | goods not included in other classes of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics | productos, no comprendidos en otras clases, de madera, corcho, caña, junco, mimbre, cuerno, hueso, marfil, ballena, concha, ámbar, nácar, espuma de mar, sucedáneos de todas estas materias o materias plásticas |
| patents. | goods, so far as included in class 20, of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics | productos, comprendidos en la clase 20, de madera, corcho, caña, junco, mimbre, cuerno, hueso, marfil, ballena, concha, ámbar, nácar, espuma de mar, sucedáneos de todas estas materias o materias plásticas |
| ichtyol. | hard shell clam | mercenaria Venus mercenaria |
| met., el. | height of the shell above the sill line | distancia baño-bóveda |
| met., el. | height of the shell above the sill line | altura de la cuba por encima de la puerta de carga |
| el. | hemispherical-base cylinder with a double shell of zircaloy | cilindro con un fondo hemisférico y una vaina doble de zircaloy |
| tech. | hub shell cap | tapa de rueda |
| environ., nat.res. | Indian soft-shell turtle | tortuga del Ganges (Trionyx gangeticus) |
| antenn. | inner-shell electron | electron interno |
| agric. | inside of shell plating | cara interior de las planchas del forro |
| met., el. | inside shell diameter | diámetro interior de la cuba |
| gen. | International Association for Shell and Spatial Structures | Asociación Internacional de Estructuras Laminares y Espaciales |
| tech. | light shell-proof shelter | refugio a prueba de proyectiles |
| tech. | light shell-proof shelter | fortificación ligera a prueba de proyectiles |
| agric. | lower shell of boiler | hervidor |
| construct. | multi-shell chimney | chimenea multitubular |
| earth.sc., mech.eng. | multitubular shell and tube condenser | condensador multitubular de calandria |
| earth.sc., mech.eng. | open shell and tube condenser | condensador de calandria abierto |
| meteorol. | open source, platform-independent software package offering a powerful shell programming language | software de código abierto independiente de la plataforma que ofrece un robusto lenguaje de programación shell |
| transp. | opening in the shell plating | abertura practicada en el forro exterior |
| earth.sc., el. | outer-shell electron | electrón de capa externa |
| earth.sc., el. | outer-shell electron | electrón exterior |
| antenn. | outer-shell electron | electron periférico |
| entomol., Arg. | oyster-shell scale | cochinilla del álamo Quadraspidiotus ostreaeformis |
| nat.sc., agric. | oyster-shell scale | cochinilla ostriforme (Aspidiotus ostreaeformis, Quadraspidiotus ostreaeformis) |
| nat.sc., agric. | oyster shell scale | cochinilla ostreiforme (Aspidiotis ostreaeformis) |
| entomol. | oyster-shell scale | cochinilla ostriforme Quadraspidiotus ostreaeformis |
| agric. | oyster-shell scale | quereza ostriforme (Aspidiotus ostreaeformis, Quadraspidiotus ostraeformis) |
| environ., nat.res. | Peacock-marked soft shell turtle | tortuga pavo (Trionyx hurum) |
| entomol., span. | red oyster shell scale | cochinilla roja del peral Epidiaspis leperii (Sign.) |
| entomol., urug.sp. | red oyster shell scale | cochinilla gris del peral Epidiaspis leperii (Sign.) |
| entomol., Chil. | red oyster shell scale | conchuela blanca del peral Epidiaspis leperii (Sign.) |
| nat.sc., agric. | red oyster shell scale | cochinilla roja del peral (Diaspis leperii) |
| transp. | rigid-shell construction | construcción en casco rígido |
| chem. | sand shell moulding | moldeo en cáscara |
| chem. | sand shell moulding | procedimiento Croning |
| chem. | sand shell moulding | colada en coquilla |
| agric., mater.sc. | shall-o-shell crown cork | tapón corona "shall-o-shell" |
| agric., mater.sc. | shall-o-shell crown cork | tapón corona de borde corto |
| earth.sc., mech.eng. | shell and coil condenser | condensador de calandria y serpentín |
| earth.sc., mech.eng. | shell and coil evaporator | evaporador de calandria y serpentín |
| commun., industr., construct. | shell and slide carton | caja corredera |
| el. | shell and tube condenser | condensador a contracorriente |
| food.ind. | shell and tube condenser | condensador multitubular de calandria |
| chem. | shell and tube condenser | condensador tubular |
| earth.sc., mech.eng. | shell and tube evaporator | evaporador multitubular de calandria |
| earth.sc., mech.eng. | shell and tube heat exchanger | cambiador térmico de calandria |
| earth.sc., mech.eng. | shell and tube heat exchanger | cambiador de calandria |
| tech. | shell and tube type cooler | enfriador del tipo de envoltura y tubo |
| pack. | shell-and-slide box | caja plegable con gaveta |
| pack. | shell-and-slide carton | caja plegable con gaveta |
| chem. | shell-and-tube exchanger | termointercambiador de carcase y tubos |
| industr., construct., met. | shell-backed | tubo Schellbach |
| IMF. | shell bank | banco fantasma |
| IMF. | shell bank | banco ficticio |
| IMF. | shell bank | banco pantalla |
| IMF. | shell bank | banco cáscara |
| IMF. | shell bank | banco simulado |
| light. | shell base | casquillo cilíndrico |
| industr., construct., chem. | shell bevel | bisel redondeado |
| industr., construct., chem. | shell bevel | bisel en rosario |
| gen. | shell body | cuerpo de granada |
| gen. | shell body | cuerpo de obús |
| tech. | shell boiler | caldera de gran volumen de agua |
| life.sc., el. | shell boiler | caldera de hogar interior |
| life.sc., el. | shell boiler | caldera de cavidad |
| light. | shell cap | casquillo cilíndrico |
| tech. | shell chuck | anillo sujetador |
| antenn. | shell circuit | circuito en concha |
| gen. | shell clearance | remoción de proyectiles |
| law, commer., econ. | shell company | compañía registrada en un paraíso fiscal |
| law, fin. | shell company | sociedad ficticia |
| IMF. | shell company | sociedad testaferro |
| IMF. | shell company | sociedad testaferra |
| IMF. | shell company | sociedad fantasma |
| IMF. | shell company | sociedad pantalla |
| busin., labor.org. | shell company | empresa fantasma |
| transp. | shell construction | fabricación en concha |
| transp. | shell construction | construcción monocasco |
| industr., construct., chem. | shell cooling | refrigeración del anillo |
| met. | shell core | macho en cáscara |
| law, commer., econ. | shell corporation | compañía registrada en un paraíso fiscal |
| med. | shell crown | corona completa |
| met., el. | shell diameter | diámetro de la cuba |
| el. | shell diffusion | difusión pelicular |
| transp. | shell door | puerta del forro exterior |
| automat. | shell drill | broca de manguito |
| tech. | shell drill | broca hueca |
| anim.husb. | shell egg equivalent | equivalente huevo en cáscara |
| automat. | shell end cutter | fresa frontal de dos cortes |
| tech. | shell file | lima curva de chapista |
| chem. | shell-flour filler | material rellenador (fabricado de polvo de cáscaras) |
| construct. | shell formwork | encofrado incorporado |
| ammo | shell fragment | impacto de granada |
| ammo | shell fragment | fragmento de metralla |
| agric., mech.eng. | shell freezing | congelación en coquilla |
| agric., mech.eng. | shell freezing | congelación superficial |
| nat.sc. | shell-fruit | frutos de cáscara (nux) |
| agric. | shell-fruits | frutos de cáscara |
| met., el. | shell height | distancia baño-bóveda |
| met., el. | shell height | altura de la cuba por encima de la puerta de carga |
| met., el. | shell height above the sill line | altura de la cuba por encima de la puerta de carga |
| met., el. | shell height above the sill line | distancia baño-bóveda |
| life.sc. | shell ice | hielo concoideo |
| life.sc. | shell ice | cáscara de hielo |
| agric. | shell-less egg | huevo sin cáscara |
| IT, dat.proc. | shell macro | macro de shell |
| agric., chem. | Shell-Medrin | tiometon |
| chem. | shell mold | molde de coquillas |
| chem. | shell molding | colada en coquilla |
| chem. | shell molding | fundición en coquilla |
| chem. | shell molding | moldeo en cáscara |
| chem. | shell molding | procedimiento Croning |
| chem. | shell molding over male mold | moldeo por inmersión |
| chem. | shell mould | molde de coquillas |
| chem. | shell moulding | moldeo en cáscara |
| chem. | shell moulding | fundición en coquilla |
| chem. | shell moulding | colada en coquilla |
| met. | shell moulding machine | máquina para moldear en cáscara |
| chem. | shell moulding over male mould | moldeo por inmersión |
| commun., IT | shell PC | ordenador de red |
| pack. | shell plate | de envoltura |
| pack. | shell plate | plancha metálica |
| transp., nautic., fish.farm. | shell plating | chapas del casco |
| transp., nautic., fish.farm. | shell plating | chapas del forro exterior |
| tech. | shell reamer | escariador hueco |
| tech. | shell reamer | escariador sin mango |
| tech. | shell reamer | escariador con taladro axial |
| met. | shell resisting to buckling | casco resistente al pandeo |
| nautic. | shell room | pañol de proyectiles |
| gen. | shell script | guión de shell |
| nat.sc., agric. | shell secretion | formación de la cáscara |
| nat.sc., industr., construct. | shell shake | colaina en concha |
| industr., construct. | shell shake | acebolladura |
| nat.sc., industr., construct. | shell shake | acebolladura en concha |
| earth.sc. | shell-shaped erosion scarp | concha de erósion |
| earth.sc. | shell-shaped erosion scarp | golpe de cuchara |
| earth.sc. | shell-shaped erosion scarp | canchal |
| hydrol. | shell-shaped scarp | concha de erosión |
| hydrol. | shell-shaped scarp | canchal |
| hydrol. | shell-shaped scarp | golpe de cuchara |
| tech. | shell shock | neurosis de guerra |
| med. | shell-shock face | facies de la prueba de fuego |
| transp., construct. | shell skin plate | tablero de palastro |
| ammo | shell splinter | impacto de granada |
| ammo | shell splinter | fragmento de metralla |
| tech., industr., construct. | shell stitch fabric | tricotado abultado |
| agric. | shell strength | firmeza de la cáscara |
| agric. | shell strength | consistencia de la cáscara |
| met., el. | shell tap | chimenea para salida de los humos primarios |
| agric., tech. | shell thickness | espesor de la cáscara |
| industr., construct., chem. | shell transfer | transportador de círculos |
| construct. | shell-type building | edificio de tipo cascarón |
| transf. | shell-type reactor | reactancia acorazada desaconsejado |
| earth.sc., el. | shell-type reactor | reactancia acorazado |
| el. | shell-type transformer | transformador acorazado |
| el. | shell type transformer | transformador blindado |
| met., el. | shell volume | volumen del horno |
| mil. | shell wave | ondanadas de granadas |
| transp., construct. | shell with ball valve | cuchara con válvula de charnela |
| transp., construct. | shell with flap valve | cuchara con válvula de charnela |
| transp., nautic. | side shell plating | chapas del costado |
| med. | single shell artificial eye | vidrio de una capa |
| transp. | single-shell coach body | caja de coche monocasco |
| agric., industr. | slide and shell package | paquete de gaveta y tubo |
| fish.farm. | soft-shell clam | almeja de can (Mya arenaria) |
| fish.farm. | soft-shell clam | almeja de río (Mya arenaria) |
| chem. | tortoise-shell black | negro de caparazón de tortuga |
| chem., el. | tube and shell reactor | reactor tubular |
| construct. | turtle shell groyne | espigón con coronamiento curvo |
| chem. | twin-shell blender | mezcladora con tambor en V |
| chem. | twin-shell blender | mezcladora de tambores gemelos |
| chem. | twin-shell forming | procedimiento de soplado en moldes montados en cadena |
| milk. | walnut shell eyes cheese defect | agujeros cáscara de nogal |
