an orange-brown European vanessid butterfly, Polygonia c-album, with a white comma-shaped mark on the underside of each hind wing
[koh-mak, kom-ak] /ˈkoʊ mæk, ˈkɒm æk/ noun 1. a town on central Long Island, in SE New York.
noun A person who overstresses minor details; a pedantic and picayune perfectionist (1940s+)
[kom-uh-jer] /ˈkɒm ə dʒər/ noun 1. Henry Steele, 1902–98, U.S. historian, author, and teacher.
noun, Grammar. 1. the use of a comma, rather than a semicolon, colon, or period, to separate related main clauses in the absence of a coordinating conjunction: often considered to be incorrect or undesirable, especially in formal writing.