carination
- noun
- /ˌkɛrɪˈneɪʃən/
- Specialized
- In many bird species, the carination of the breastbone supports the attachment of strong muscles for flight.
Examples
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The carination seen on the shells of certain mollusks helps scientists understand their evolutionary adaptations.
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The archaeologist noted that the carination on the artifact was a key feature for identifying its historical period.
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Incised designs were similar to those recorded in Mombasa, with cascading arcs above the carination, or, more rarely, punctates forming shapes along the same line.
Academic text (2006) -
At Fort Jesus, Kirkman described a variety of incised patterns made up of "chevrons, curves, and lines" placed just above the carination (shoulder), either as a continuous band or as a series of single motifs with intervals between them.
Academic text (2006) -
The walls may be short and nearly vertical, flare outward from the base, or exhibit varying degrees of curvature or carination—features that should help in determining workshop styles or even specific hands.
Academic text (2007)
Synonyms
A ridge on the chest bone of flying birds that supports strong wing muscles
A ridge shaped like the bottom of a boat on a bird's breastbone or where two flower petals join
How Ridged
Surface Forms
Morphology
Etymology
Carination comes from the Latin carina meaning 'keel', the long ridge under a boat. So carination describes a 'keel-like' ridge on a leaf, shell, or bone — imagine a small boat keel running along the surface.