Poynting–Robertson effect
Astronomy
noun
The gradual spiralling in towards the sun of orbiting interplanetary dust particles as these absorb and re-emit solar radiation, thus losing their momentum.
Origin
1940s; earliest use found in Proceedings of the American Philosophical Society.
- (as) red as a beetroot (beet)
- as regards
- as regular as clockwork
- (as) right as a trivet
- (as) right as rain
- (as) rough as guts
- ass
- -ass
- Assad, Hafiz al-
- as safe as houses
- assagai
- assai
- assail
- assailable
- assailant
- Assam
- Assamese
- assart
- assassin
- assassinate
- assassination
- assassinative
- assassinator
- assassinatress
- assassin bug