a punctuation mark (, ) used to indicate the separation of elements within the grammatical structure of a sentence
anglewing butterfly with a comma-shaped mark on the underside of each hind wing
[ Syn: comma butterfly , polygonia comma ]
a punctuation mark (, ) used to indicate the separation of elements within the grammatical structure of a sentence
anglewing butterfly with a comma-shaped mark on the underside of each hind wing
[ Syn: comma butterfly , polygonia comma ]