SG Heritage Dictionary

Digamma [Noun] Webster's Dictionary 1828

The name of F, most absurdly given to that letter, when first invented or used by the Eolians, on account of its figure. A letter should be named from its sound, and not from its shape. The letter is ef.

Digamma [Noun] Webster's Dictionary 1913

A letter (/, /) of the Greek alphabet, which early fell into disuse.

Digammate [Adjective] Webster's Dictionary 1913

Alt. of Digammated

Digammated [Adjective] Webster's Dictionary 1913

Having the digamma or its representative letter or sound; as, the Latin word vis is a digammated form of the Greek /.