Noun

(oddities)

An odd or strange thing or opinion.

*

, title=(The Celebrity), chapter=1 , passage=In the old days, to my commonplace and unobserving mind, he gave no evidences of genius whatsoever. He never read me any of his manuscripts, […], and therefore my lack of detection of his promise may in some degree be pardoned. But he had then none of the oddities and mannerisms which I hold to be inseparable from genius, and which struck my attention in after days when I came in contact with the Celebrity.}}

A strange person; an oddball.

Strangeness.

Noun

(wikipedia strangeness) (en-noun)

(uncountable) The state or quality of being strange, odd or weird.

(countable) The product or result of being strange.

(physics) one of the quantum numbers of subatomic particles that depends upon the relative number of strange quarks and anti-strange quarks