val·e·tu·di·nar·i·an (vāl'ĭ-tōōd'n-âr'ē-ən, -tyōōd'-) n. A sickly or weak person, especially one who is constantly and morbidly concerned with his or her health: "She affected to be spunky about her ailments and afflictions, but she was in fact an utterly self-centered valetudinarian"(Louis Auchincloss). adj.
Chronically ailing; sickly.
Constantly and morbidly concerned with one's health.
[From Latin valētūdinārius, from valētūdō, valētūdin-, state of health, from valēre, to be strong or well; see wal- in Indo-European roots.] val'e·tu'di·nar'i·an·ism n.