Emily Dickinson Lexicon

NICE'NESS, n.

1. Delicacy of perception; the quality of perceiving small differences; as, niceness of taste.
2. Extreme delicacy; excess of scrupulousness or exactness. Unlike the niceness of our modern dames. Dryden.
3. Accuracy; minute exactness; as, niceness of work; niceness of texture or proportion. Where's now the labored niceness in thy dress? Dryden.