punctilio Meaning, Definition & Usage

  1. noun a fine point of etiquette or petty formality
  2. noun strict observance of formalities

WordNet

Punc*til"io noun
Etymology
It. puntiglio, or Sp. puntillo, dim. fr. L. punctum point. See Point, n.
Wordforms
plural Punctilios
Definitions
  1. A nice point of exactness in conduct, ceremony, or proceeding; particularity or exactness in forms; as, the punctilios of a public ceremony.
    They will not part with the least punctilio in their opinions and practices. Fuller
    .

Webster 1913