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| Subject | English | Lithuanian |
| environ. | cosmic radiation Radiations consisting of atomic nuclei, especially protons, of very high energy that reach the earth from outer space. Some cosmic radiations are very energetic and are able to penetrate a mile or more into the Earth | kosminė spinduliuotė |
| nat.sc. | cosmic radiation | kosminė spinduliuotė |
| nat.sc. | cosmic ray | kosminė spinduliuotė |