ACTINOPHONE
Ac*tin"o*phone, n. [Gr. , , ray + voice.] (Physics)

Defn: An apparatus for the production of sound by the action of the actinic, or ultraviolet, rays.

ACTINOPHONIC
Ac*tin`o*phon"ic, a. (Physics)

Defn: Pertaining to, or causing the production of, sound by means of the actinic, or ultraviolet, rays; as, actinophonic phenomena.

ACTINOPHOROUS
Ac`ti*noph"o*rous, a. Etym: [Gr.

Defn: Having straight projecting spines.

ACTINOSOME
Ac*tin"o*some, n. Etym: [Gr. (Zoöl.)

Defn: The entire body of a coelenterate.

ACTINOST
Ac"tin*ost, n. Etym: [Gr.

Defn: (Anat.) One of the bones at the base of a paired fin of a fish.