noun pl. niceties -·ties

1. the quality or state of being nice; specif.,
   1. scrupulosity
   2. precision; accuracy; exactness, as of discrimination or perception
   3. fastidiousness; refinement; delicacy of taste
2. the quality of calling for delicacy, accuracy, or precision in handling, discrimination, or adjustment
3. anything involving or calling for delicacy, accuracy, or precision; subtle or minute detail, distinction, etc.
4. something choice, dainty, or elegant

Etymology: ME nicete < OFr, folly < nice: see nice