A i d

american inst-tute of decorators.
american inst-tute of interior designers.
also, a.i.d. british. artificial insemination donor.
aid
/eɪd/
verb
to give support to (someone to do something); help or -ssist
(transitive) to -ssist financially
noun
-ssistance; help; support
a person, device, etc, that helps or -ssists: a teaching aid
(mountaineering) also artificial aid. any of various devices such as piton or nut when used as a direct help in the ascent
(in medieval europe; in england after 1066) a feudal payment made to the king or any lord by his v-ssals, usually on certain occasions such as the marriage of a daughter or the knighting of an eldest son
(brit, informal) in aid of, in support of; for the purpose of
derived forms
aider, noun
word origin
c15: via old french aidier from latin adjūtāre to help, from juvāre to help
aid
combining form
denoting a charitable organization or function that raises money for a cause: band aid, ferryaid
aid
abbreviation
acute infectious disease
artificial insemination (by) donor: former name for donor insemination (di)
aid
n.

early 15c., “wartime tax,” also “help, support, -ssistance,” from old french aide, earlier aiudha “aid, help, -ssistance” (9c.), from late latin adjuta, from fem. past participle of latin adiuvare (past participle adiutus) “to give help to,” from ad- “to” (see ad-) + iuvare “to help” (see adjutant). meaning “thing by which -ssistance is given” is recorded from c.1600. meaning “material help given by one country to another” is from 1940.
v.

c.1400, “to -ssist, help,” from old french aidier “help, -ssistance,” from latin adiutare, frequentative of adiuvare (past participle adiutus) “give help to” (see adjutant). related: aided; aiding.

aid abbr.
artificial insemination donor
agency for international development