Definition of "calcar" []

• A spur or spurlike projection, such as one found on the base of a petal or on the wing or leg of a bird. (noun)
• A furnace formerly used in glassmaking for calcination of materials into frit. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "II i 217-18 'uatibus addere _calcar_/ut studio maiore petant Helicona uirentem'."
• "A particularly fine example of the use Ovid makes of differing levels of diction is found at 35-38: excitat auditor studium, laudataque uirtus crescit, et immensum gloria calcar habet. hic mea cui recitem nisi flauis scripta Corallis, quasque alias gentes barbarus Hister obit?"
• "The fissures comprise the choroidal and hippocampal already described, and two others, viz., the calcarine and collateral, which produce the swellings known respectively as the calcar avis and the collateral eminence in the ventricular cavity."