Definition of "nicety" in English

noun

1. A small detail or distinction.

   • We met the new captain while we were taking enemy fire and were unable to observe the niceties of formal introductions.

2. Subtlety or precision of use; exactness; preciseness.

   • A rocket-propelled grenade doesn't have the nicety of a sniper round, but you must admit its effectiveness.

3. A delicacy of character or feeling usually from excessive refinement; fastidiousness.

4. Synonym of social nicety.

5. (obsolete) That which is delicate to the taste.

adjective

1. Behaving in an unpleasant or spiteful way that is seemingly, or perceived as, pleasant or agreeable.