2 Noun 0 Verb 0 Adj. 0 Adv.
Filters
ENcavumNoun
EN
(anatomy) a natural hollow or sinus within the body
cavitybodily cavity
bn:00011734n Concept
EN
A fallstreak hole is a large gap, usually circular or elliptical, that can appear in cirrocumulus or altocumulus clouds.
fallstreak hole
bn:00485235n Concept