Definition of supernumerary
(Entry 1 of 2)
1a
: exceeding the usual, stated, or prescribed number
a supernumerary tooth
b
: not enumerated among the regular components of a group and especially of a military organization
2
: exceeding what is necessary, required, or desired
3
: more numerous
supernumerary
noun
plural supernumeraries
Definition of supernumerary (Entry 2 of 2)
1
: a supernumerary person or thing
2
: an actor employed to play a walk-on
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Merriam-Webster unabridged
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Time Traveler for supernumerary
The first known use of supernumerary was in 1605
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