Webster's Revised Unabridged Dictionary · 1913

Nicety

Nicety , noun

[Old English niceté foolishness.]

1.
The quality or state of being nice (in any of the senses of that word.).
The miller smiled of her nicety. — Chaucer
2.
Delicacy or exactness of perception; minuteness of observation or of discrimination; precision.
3.
A delicate expression, act, mode of treatment, distinction, or the like; a minute distinction.
The fineness and niceties of words. — Locke
Collocations (1)
To a nicety , with great exactness or accuracy.