Defn: Pholad.

PHOLAS
Pho"las, n.; pl. Pholades. Etym: [NL., fr. Gr. (Zoöl.)

Defn: Any one of numerous species of marine bivalve mollusks of the genus Pholas, or family Pholadidæ. They bore holes for themselves in clay, peat, and soft rocks.

PHONAL
Pho"nal, a.Etym: [Gr.

Defn: Of or relating to the voice; as, phonal structure. Max Müller.

PHONASCETICS
Pho`nas*cet"ics, n. Etym: [Gr.

Defn: Treatment for restoring or improving the voice.

PHONATION
Pho*na"tion, n. Etym: [Gr.

Defn: The act or process by which articulate sounds are uttered; the utterance of articulate sounds; articulate speech.

PHONAUTOGRAPH
Pho*nau"to*graph, n. Etym: [Phono- + Gr. -graph.] (Physics)