3. A light picture frame or mat of cardboard, wood, or the like, usually put between the picture and the glass, and sometimes serving for several pictures.
PASSER
Pass"er, n.
Defn: One who passes; a passenger.
PASSER-BY
Pass`er-by", n.
Defn: One who goes by; a passer.
PASSERES
Pas"se*res, n. pl. Etym: [NL., fr. L. passer a sparrow.] (Zoöl.)
Defn: An order, or suborder, of birds, including more that half of all the known species. It embraces all singing birds (Oscines), together with many other small perching birds.
PASSERIFORM
Pas*ser"i*form, a. (Zoöl.)
Defn: Like or belonging to the Passeres.
PASSERINE
Pas"ser*ine, a. Etym: [L. passerinus, fr. passer a sparrow.] (Zoöl.)