1

molt

play
verb \ˈmōlt\

Definition of molt

  1. intransitive verb
  2. :  to shed hair, feathers, shell, horns, or an outer layer periodically Birds molt once or twice a year.

  3. transitive verb
  4. :  to cast off (an outer covering) periodically; specifically :  to throw off (the old cuticle (see cuticle 1) —used of arthropods a spider, like a lobster, molts its covering as it grows — Eugene Kinkead

molter

noun

Examples of molt in a sentence

  1. Snakes molt as they grow, shedding the old skin and growing a larger new skin.

  2. a crab molts its shell as it grows larger

Origin and Etymology of molt

alteration of Middle English mouten, from Old English -mūtian to change, from Latin mutare — more at mutable


First Known Use: 15th century

Other Insect Terms


2

molt

noun

Definition of molt

  1. :  the act or process of molting; specifically :  ecdysis

Origin and Etymology of molt

see 1molt


First Known Use: 1815

Other Insect Terms


MOLT Defined for English Language Learners

1

molt

play
verb \ˈmōlt\

Definition of molt for English Language Learners

  • biology : to lose a covering of hair, feathers, etc., and replace it with new growth in the same place


MOLT Defined for Kids

molt

play
verb \ˈmōlt\

Definition of molt for Students

molted

;

molting

  1. :  to shed outer material (as hair, shell, or horns) that will be replaced by a new growth


Medical Dictionary

1

molt

play
verb \ˈmōlt\
variants: or chiefly British

moult

Medical Definition of molt

  1. :  to shed hair, feathers, shell, horns, or an outer layer periodically

  2. transitive verb

  3. :  to cast off (an outer covering) periodically; specifically :  to throw off (the old cuticle)—used of arthropods


2

molt

noun
variants: or chiefly British

moult

Medical Definition of molt

  1. :  the act or process of molting; specifically :  ecdysis



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