Of time: in or at an earlier time than, previous to. Also: preceding in order of time, anterior to.

(So long) before (a definite future time); esp. in stating the time of day: (so many minutes) before (an hour). Opposed to past.

Of time: Previously to, earlier than; = before, prep. 7a 9.

Before in time or order. rare.

Of time or place: Before.

Of time: Before.

Before (in time or place).

After a negative, denoting the continuance of the negative condition up to the time indicated (and implying its cessation then); thus nearly…

Before; ahead (of) in time.

Of Latin and Italian words. ante (= before), esp. when preceding a date. See also a.m., adv.

Previous or prior to; = before, prep. 7a.