Culmen

Definitions

  • Webster's Revised Unabridged Dictionary
    • Culmen (Zoöl) The dorsal ridge of a bird's bill.
    • Culmen Top; summit; acme.
    • ***
Century Dictionary and Cyclopedia
    • n culmen Top; summit.
    • n culmen [NL.] Specifically, in ornithology, the median lengthwise ridge of the upper mandible. See first cut under bill.
    • n culmen [NL.] In anatomy, the upper and anterior portion of the monticulus of the vermis superior of the cerebellum. Also called cacumen.
    • ***
Chambers's Twentieth Century Dictionary
    • n Culmen kul′men highest point: the median length-wise ridge of a bird's upper mandible.
    • ***

Etymology

Webster's Revised Unabridged Dictionary
L., fr. cellere,in comp.) to impel; cf. celsus, pushed upward, lofty
Chambers's Twentieth Century Dictionary
L.

Usage

In literature:

And now rose the culmen of Gibbie's day!
"Sir Gibbie" by George MacDonald
Culmen: the longitudinal carina of a caterpillar.
"Explanation of Terms Used in Entomology" by John. B. Smith
Changes in the length of the culmen are indicated in Table 1.
"The Postnatal Development of Two Broods of Great Horned Owls" by Donald F. Hoffmeister
Nostrils united exteriorly above culmen.
"British Birds in their Haunts" by Rev. C. A. Johns
Wing 3.8 inches, tail 2.6, culmen 0.85, tarsus 1.07, bastard primary 0.8.
"Trees. A Woodland Notebook" by Herbert Maxwell
Wing 3.8 inches, tail 2.6, culmen 0.85, tarsus 1.07, bastard primary 0.8.
"Extinct Birds" by Walter Rothschild
***