Helmet1. (n.) A defensive covering for the head.
2. (n.) The representation of a helmet over shields or coats of arms, denoting gradations of rank by modifications of form.
3. (n.) A helmet-shaped hat, made of cork, felt, metal, or other suitable material, worn as part of the uniform of soldiers, firemen, etc., also worn in hot countries as a protection from the heat of the sun.
4. (n.) That which resembles a helmet in form, position, etc.
5. (n.) The upper part of a retort.
6. (n.) The hood-formed upper sepal or petal of some flowers, as of the monkshood or the snapdragon.
7. (n.) A naked shield or protuberance on the top or fore part of the head of a bird.
Thesaurus Entries
achievement, aegis, alerion, animal charge, annulet, argent, arm guard, armorial bearings, armory, arms, azure, backstop, bandeau, bar, bar sinister, baton, bearings, bend, bend sinister, billet, blazon, blazonry, bordure, broad arrow, buffer, bulwark, bumper, cadency mark, canton, chaplet, charge, chevron, chief, coat of arms, cockatrice, contraceptive, copyright, coronet, crash helmet, crescent, crest, cross, cross moline, crown, cushion, dashboard, device, difference, differencing, dodger, eagle, ermine, ermines, erminites, erminois, escutcheon, face mask, falcon, fender, fess, fess point, field, file, finger guard, flanch, fleur-de-lis, foot guard, fret, fur, fuse, fusil, garland, goggles, governor, griffin, guard, guardrail, gules, gyron, hand guard, handrail, hard hat, hatchment, heraldic device, honor point, impalement, impaling, inescutcheon, insulation, interlock, knee guard, knuckle guard, label, laminated glass, life preserver, lifeline, lightning conductor, lightning rod, lion, lozenge, mantling, marshaling, martlet, mascle, mask, metal, motto, mudguard, mullet, nombril point, nose guard, octofoil, or, ordinary, orle, pad, padding, pale, palladium, paly, patent, pean, pheon, pilot, preventive, prophylactic, protective clothing, protective umbrella, purpure, quarter, quartering, rose, sable, safeguard, safety, safety glass, safety plug, safety rail, safety shoes, safety switch, safety valve, saltire, screen, scutcheon, seat belt, shield, shin guard, spread eagle, subordinary, sun helmet, tenne, tincture, torse, tressure, umbrella, unicorn, vair, vert, windscreen, windshield, wreath, yale