INVALID
1 —none. Person enfeebled or disabled by illness or injury. —attributive. adjective. 1 of or for invalids. 2 sick, disabled. —verb. (-d-) 1 (often foll. By out etc.) Remove (an invalid) from active service. 2 (usually. In passive) disable (a person) by illness. ? invalidism none. Invalidityn. [latin: related to *in-1]