trichobothrium

noun
trich·​o·​bothrium | \¦trikə+\
plural trichobothria

Definition of trichobothrium 

: a sensory hair on an arthropod or other invertebrate also : a sensory organ consisting of one or more such hairs together with its supporting structures

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History and Etymology for trichobothrium

New Latin, from trich- + bothrium

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