rarity

Definitions of rarity
1

n something unusual -- perhaps worthy of collecting

Synonyms:
curio, curiosity, oddity, oddment, peculiarity
Types:
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bric-a-brac, knickknack, knickknackery, nicknack, whatnot
miscellaneous curios
collectable, collectible
things considered to be worth collecting (not necessarily valuable or antique)
collector's item, piece de resistance, showpiece
the outstanding item (the prize piece or main exhibit) in a collection
chachka, tchotchke, tsatske, tshatshke
(Yiddish) an inexpensive showy trinket
rariora
(plural) rare collector's items
Type of:
object, physical object
a tangible and visible entity; an entity that can cast a shadow

n noteworthy scarcity

Synonyms:
infrequency, rareness
Type of:
scarceness, scarcity
a small and inadequate amount

n a rarified quality

Synonyms:
low density, tenuity
Type of:
denseness, density
the amount per unit size

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