The location above the surface of the Earth where the lowest layer of clouds are reported as broken, overcast or obscuration (as opposed to thin or partial).

Synonym of ceiling function

(mathematics) A function that maps a real number to the smallest integer that is no smaller than it.

plural of ceil function

plural of ceiling function

(aviation) The maximum altitude above sea level that an aircraft or missile can maintain horizontal flight under normal conditions.

plural of absolute ceiling

plural of dropped ceiling

Especially in America, a social barrier to further promotion or progression, in employment and elsewhere, for a person of East Asian ethnicity.

A social barrier to consideration (by cisgender women) of transgender women as viable sexual partners. / Used other than figuratively or idiomatically: see cotton, ceiling.