PHOTIC
Pho"tic, a. Etym: [Gr. (Physiol.)
Defn: Relating to the production of light by the lower animals.
PHOTIC REGION
Photic region. (Phytogeography)
Defn: The uppermost zone of the sea, which receives the most light.
PHOTICS
Pho"tics, n. (Physics)
Defn: The science of light; — a general term sometimes employed when optics is restricted to light as a producing vision. Knight.
PHOTISM
Pho"tism, n. [Gr. illumination.] (Psycol.)
Defn: A luminous image or appearance of a hallucinatory character.
PHOTO
Pho"to, n.; pl. Photos (.
Defn: A contraction of Photograph. [Colloq.]