plural nullities
Definition of nullity
1a
: the quality or state of being null
especially
: legal invalidity
(2)
: a mere nothing : nonentity
2
: one that is null
specifically
: an act void of legal effect
3
: the number of elements in a basis of a null-space
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Merriam-Webster unabridged
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Time Traveler for nullity
The first known use of nullity was in 1543
See more words from the same year