HELM'ED HELM'ET, noun Defensive armor for the head; a head-piece; a morion. The helmet is worn by horsemen to defend the head against the broad sword. 1. The part of a coat of arms that bears the crest. 2. The upper part of a retort. 3. In botany, the upper lip of a ringent corol.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI