cell vs detention cell

cell and detention cell both are nouns.

Word	Noun	Adjective	Verb	Adverb
cell	Yes	No	No	No
detention cell	Yes	No	No	No

As nouns, detention cell is a hyponym of cell; that is, detention cell is a word with a more specific, narrower meaning than cell:

cell: a room where a prisoner is kept
detention cell: a large cell where prisoners (people awaiting trial or sentence or refugees or illegal immigrants) are confined together temporarily

Other hyponyms of cell include bullpen, detention centre, cooler, tank, dungeon, guardroom, hold, keep, sweatbox.

cell (noun)	detention cell (noun)
(biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals	a large cell where prisoners (people awaiting trial or sentence or refugees or illegal immigrants) are confined together temporarily
a device that delivers an electric current as the result of a chemical reaction
a room where a prisoner is kept
small room in which a monk or nun lives
any small compartment
a hand-held mobile radiotelephone for use in an area divided into small sections, each with its own short-range transmitter/receiver
a small unit serving as part of or as the nucleus of a larger political movement