A fine ridged food channel on the ventral surface of the labellum in many flies; (also) an air-filled tubule in certain woodlice which resembles an insect's trachea.
Origin
Mid 19th century.
Definition of pseudotrachea in US English:
pseudotrachea
noun
Entomology
A fine ridged food channel on the ventral surface of the labellum in many flies; (also) an air-filled tubule in certain woodlice which resembles an insect's trachea.