Defn: A wet meter used to determine the breathing capacity of the lungs.
SPIROYLIC; SPIROYLOUS Spi*royl"ic, Spi*royl"ous, a. Etym: [NL. Spir meadowsweet (a source of salicylal) + -yl + -ic, -ous.] (Chem.)
Defn: Pertaining to, or designating, a substance now called salicylal. [Obs.]
SPIRT
Spirt, v. & n.
Defn: Same as Spurt.
SPIRTLE
Spir"tle, v. t.
Defn: To spirt in a scattering manner.
SPIRULA
Spir"u*la, n. Etym: [NL., dim. of L. spira a coil.] (Zoöl.)
Defn: A genus of cephalopods having a multilocular, internal, siphunculated shell in the form of a flat spiral, the coils of which are not in contact.
SPIRULATE
Spir"u*late, n. (Zoöl.)