VALVULE
Valv"ule, n. Etym: [Cf. F. valvule.]
1. A little valve; a valvelet.
2. (Zoöl.)
Defn: A small valvelike process.
VALYLENE
Val"yl*ene, n. Etym: [Valerian + -yl.] (Chem.)
Defn: A volatile liquid hydrocarbon, C5H6, related to ethylene and acetylene, but possessing the property of unsaturation in the third degree. It is the only known member of a distinct series of compounds. It has a garlic odor.
VAMBRACE
Vam"brace, n. Etym: [See Vantbrass.] (Anc. Armor)
Defn: The piece designed to protect the arm from the elbow to the wrist.
VAMOSE
Va*mose", v. i. & t. Etym: [Sp. vamos let us go.]
Defn: To depart quickly; to depart from. [Written also vamos, and vamoose.] [Slang, Eng. & U. S.]