fish louse(redirected from Fish lice)
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(Animals) any small flat rounded crustacean of the subclass Branchiura, having sucking mouth parts: parasites of fish
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|Noun||1.||fish louse - a kind of copepod |
copepod, copepod crustacean - minute marine or freshwater crustaceans usually having six pairs of limbs on the thorax; some abundant in plankton and others parasitic on fish