Defn: A group of invertebrates including the Tunicata and
Enteropneusta.
— Pha*ryn`gop*neus"tal, a.
PHARYNGOTOME
Pha*ryn"go*tome, n. (Surg.)
Defn: An instrument for incising or scarifying the tonsils, etc.
PHARYNGOTOMY Phar`yn*got"o*my, n. Etym: [Pharynx + Gr. : cf. F. pharyngotomie.] (Surg.) (a) The operation of making an incision into the pharynx, to remove a tumor or anything that obstructs the passage. (b) Scarification or incision of the tonsils.
PHARYNX
Phar"ynx, n.; pl. pharynges. Etym: [NL., fr. Gr. pharynx.] (Anat.)
Defn: The part of the alimentary canal between the cavity of the mouth and the esophagus. It has one or two external openings through the nose in the higher vertebrates, and lateral branchial openings in fishes and some amphibias.
PHASCOLOME
Phas"co*lome, n. Etym: [Gr. (Zoöl.)
Defn: A marsupial of the genus Phascolomys; a wombat.
PHASE
Phase, n.; pl. Phases. Etym: [NL. phasis, Gr. phase. See Phenomenon,
Phantom, and Emphasis.]
1. That which is exhibited to the eye; the appearance which anything manifests, especially any one among different and varying appearances of the same object.