barklouse

or bark louse

[bahrk-lous]

noun, plural bark·lice

[bahrk-lahys] /ˈbɑrkˌlaɪs/.

any of numerous insects of the order Psocoptera that live on the bark of trees and other plants.

See also psocid.

Origin of barklouse

An Americanism dating back to 1835–45; bark² + louse

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018