n.
Pronunciation: ˌ va-l ə - ˌ tü-d ə - ' ner- ē - ə n, - ˌ tyü-
Function: noun
Etymology: Latin valetudinarius sickly, infirm, from valetudin-, valetudo state of health, sickness, from val ē re to be strong, be well ― more at WIELD
Date: 1703
: a person of a weak or sickly constitution especially : one whose chief concern is his or her ill health