Johnston's organ

American

[jon-stuhnz] / ˈdʒɒn stənz /

noun

Entomology.

a sense organ in the second segment of the antenna of an insect, sensitive to movements of the antenna's flagellum, as when the insect is in flight.

Etymology

Origin of Johnston's organ

Named after Christopher Johnston (died 1891), American physician

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Johnston's organ

Johnston's organ: a complex nervous structure in the basal joint of dipterous antennae.

From Explanation of Terms Used in Entomology by Smith, John. B.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023