sub·unit | \ ˈsəb-ˌyü-nət 
\
\variants:
or less commonly sub-unit
plural subunits also sub-units
Definition of subunit
: a unit that is part of a larger unit : a subdivision of a unit
In the U.S. Army's case … the smallest subunit is the squad (nine to twelve individuals under a sergeant).— Norman Friedman Because of a quirk in the replicative machinery, when a strand of DNA is duplicated during mitosis, a few subunits at one end are always lost.— John Rennie
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More Definitions for subunit
subunit
nounsub·unit | \ ˈsəb-ˌyü-nət \
\Medical Definition of subunit
: a unit that forms a discrete part of a more comprehensive unit
subunits of a protein
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Time Traveler for subunit
The first known use of subunit was in 1852
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