- airborne radioactivities
- • радиоактивност в атмосферата
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
fallout — /fawl owt /, n. 1. the settling to the ground of airborne particles ejected into the atmosphere from the earth by explosions, eruptions, forest fires, etc., esp. such settling from nuclear explosions (radioactive fallout). Cf. rainout. 2. the… … Universalium