What is the meaning of Helmet?

A hard, protective head covering, typically part of armour.

Such a helm when placed above a shield on a coat of arms.

That which resembles a helmet in form, position, etc.

  1. The upper part of a chemist's retort.

    The upper part of a chemist's retort.

    The hood-shaped upper sepal or petal of some flowers, as of the monkshood or the snapdragon.

    A naked shield or protuberance on the top or fore part of the head of a bird.

    The glans penis.

    1. A contemptible or stupid person.

    A contemptible or stupid person.

    To cover with, or as if with, a helmet.

    a helmet; a protective head covering, usually part of armour

    to wear a helmet

    nominative plural of helmi

    necklace made of pearls or beads

    A helmet; an armoured piece of headgear.

    helmet

    Source: wiktionary.org