What does "calcar" mean?
Calcar: (Bot.) A hollow tube or spur at the base of a petal or corolla.
Additional senses
- 2.(Zoöl.) A slender bony process from the ankle joint of bats, which helps to support the posterior part of the web, in flight.
- 3.(Anat.) (a) A spur, or spurlike prominence. (b) A curved ridge in the floor of the leteral ventricle of the brain; the calcar avis, hippocampus minor, or ergot.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00