VALERYL
Val"er*yl, n. Etym: [Valeric + -yl.] (Chem.)

Defn: The hypothetical radical C5H9O, regarded as the essential nucleus of certain valeric acid derivatives.

VALERYLENE
Val`er*yl*ene, n. (Chem.)

Defn: A liquid hydrocarbon, C5H8; — called also pentine.

VALET Val"et, n. Etym: [F. valet, OF. vallet, varlet, vaslet. See Varlet, and Vassal.]

1. A male waiting servant; a servant who attends on gentleman's person; a body servant.

2. (Man.)

Defn: A kind of goad or stick with a point of iron. Valet de chambre
( Etym: [F.], a body servant, or personal attendant.

VALETUDINARIAN Val`e*tu`di*na"ri*an, a. Etym: [L. valetudinarius, from valetudo state of health, health, ill health, fr. valere to be strong or well: cf. F. valétudinaire. See Valiant.]

Defn: Of infirm health; seeking to recover health; sickly; weakly;
infirm.
My feeble health and valetudinarian stomach. Coleridge.
The virtue which the world wants is a healthful virtue, not a
valetudinarian virtue. Macaulay.