|Origin:||compactus, past participle of compingere 'to put together', from com- ( COM-) + pangere 'to fasten'|
small, but arranged so that everything fits neatly into the space available - used to show approval:
The compact design of the machine allows it to be stored easily.
The students' rooms were compact, with a desk, bed, and closet built in.
packed or put together firmly and closely:
The bushes grew in a compact mass.
small, but solid and strong:
a short compact-looking man
—compactness noun [uncountable]