Webster's Revised Unabridged Dictionary · 1913

Dertrotheca

Dertrotheca , noun

[New Latin, from Greek de`rtron beak + qh`kh box, case.]

(Zoology) The horny covering of the end of the bill of birds.

Text from the public-domain GNU Collaborative International Dictionary of English, derived from Webster's Revised Unabridged Dictionary (1913). Definitions marked with were added by later GCIDE contributors and are not in the original 1913 edition.

Enjoying the dictionary? Support its upkeep.

Contribute on GitHub, or report issues.