premolt

/priˈmoʊlt/
adjective
  1. Relating to the period just before an animal (such as an insect or crustacean) sheds its outer layer or exoskeleton.
    • During the premolt phase, the spider's new skin forms underneath the old one.
    • The premolt stage is when the lobster hides and stops eating.
    • Scientists studied the premolt behavior of the crabs in the lab.
noun
  1. The period or condition just before molting (shedding of skin or exoskeleton).
    • The reptile's premolt lasted for several days.
    • In premolt, the shrimp's shell becomes soft and fragile.
    • The caterpillar entered premolt and became less active.
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