PSEUDOSTELLA
Pseu`do*stel"la, n.; pl. -læ. Etym: [NL., fr. Gr. stella star.]
(Astron.)
Defn: Any starlike meteor or phenomenon. [R.]
PSEUDOSTOMA
Pseu*dos"to*ma, n.; pl. Pseudostomata. Etym: [NL. See Pseudo-, and
Stoma.] (Anat.)
Defn: A group of cells resembling a stoma, but without any true aperture among them.
PSEUDO-SYMMETRIC
Pseu`do-sym*met"ric, a. (Crystallog.)
Defn: Exhibiting pseudo-symmetry.
PSEUDO-SYMMETRY
Pseu`do-sym"me*try, n. Etym: [Pseudo- + symmetry.] (Crystallog.)
Defn: A kind of symmetry characteristic of certain crystals which from twinning, or other causes, come to resemble forms of a system other than that to which they belong, as the apparently hexagonal prisms of aragonite.
PSEUDOTETRAMERA
Pseu`do*te*tram"e*ra, n. pl. Etym: [NL. See Pseudo-, and
Tetramerous.] (Zoöl.)
Defn: A division of beetles having the fifth tarsal joint minute and obscure, so that there appear to be but four joints. — Pseu`do*te*tram"er*al, a.