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| Subject | English | Arabic |
| comp., MS | activation clock | ساعة التنشيط (A type of countdown timer that is initially set to 30 days during which you must activate an installation of Windows. If you do not activate Windows within the 30 day period and do not reset the activation clock, Windows will enter Reduced Functionality Mode) |
| gen. | alarm clock | الساعة المنبهة |
| math. | analog clock | ساعة قياسية |
| forestr. | biological clock | الساعة البيولوجية |
| entomol. | bracken clock | جُعل الحدائق Phyllopertha horticola |
| econ. | clock cards | بطاقات حضور وانصراف |
| auto.ctrl. | clock generator | مولد زمنى |
| prof.jarg. | clock maker | ساعاتي (من يعمل بتصليح الساعات أو بيعها; http://tarek.kakhia.org/) |
| forestr. | clock method | طريقة ضبط مواقيت الاتجاهات |
| phys. | clock time | توقيت |
| phys. | clock time | وقت معيارى ليوم |
| comp., MS | clock vector | متجه الساعة (A collection of clock vector elements that represents updates to a replica. Any change that occurs between 0 and the tick count is contained in the vector) |
| comp., MS | clock vector element | عنصر متجه الساعة (A pair of values, consisting of a replica key and a tick count, that represents a change to a replica) |
| math. | digital clock | ساعة رقمية |
| pwr.lines. | master clock | ساعة رئيسية |
| telecom. | master clock | ساعة رئيسيّة |
| auto.ctrl. | real-time clock | مؤقت |
| auto.ctrl. | real-time clock | ساعة لبيان الزمن الفعلى |
| comp., MS | real-time clock | ساعة الوقت الفعلي (In PCs, circuits or other hardware elements that provide the system with real-world time) |
| pwr.lines. | reference clock | ساعة مرجعية |
| comp., MS | World Clock | الساعة العالمية (A gadget that shows current local time in your own time zone or any city in the world) |