Definition of calcar

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Calcar (n.) A slender bony process from the ankle joint of bats, which helps to support the posterior part of the web, in flight..

Lern More About Calcar

Micaceo-calcareous :: Micaceo-calcareous (a.) Partaking of the nature of, or consisting of, mica and lime; -- applied to a mica schist containing carbonate of lime..
Dissepiment :: Dissepiment (n.) One of the transverse, calcareous partitions between the radiating septa of a coral..
Sclerobase :: Sclerobase (n.) The calcareous or hornlike coral forming the central stem or axis of most compound alcyonarians; -- called also foot secretion. See Illust. under Gorgoniacea, and Coenenchyma..
Calcify :: Calcify (v. i.) To become changed into a stony or calcareous condition, in which lime is a principal ingredient, as in the formation of teeth..
Tophus :: Tophus (n.) Calcareous tufa.
Phlebolith :: Phlebolith (n.) A small calcareous concretion formed in a vein; a vein stone.
Portland Stone :: Portland stone () A yellowish-white calcareous freestone from the Isle of Portland in England, much used in building..
Tufa :: Tufa () A soft or porous stone formed by depositions from water, usually calcareous; -- called also calcareous tufa..
Synarchy :: Synapticula (n.) One of numerous calcareous processes which extend between, and unite, the adjacent septa of certain corals, especially of the fungian corals..
Epiphragm :: Epiphragm (n.) A membranaceous or calcareous septum with which some mollusks close the aperture of the shell during the time of hibernation, or aestivation..
Synaptase :: Synapta (n.) A genus of slender, transparent holothurians which have delicate calcareous anchors attached to the dermal plates. See Illustration in Appendix..
Calcareo-bituminous :: Calcareo-bituminous (a.) Consisting of, or containing, lime and bitumen..
Calcispongiae :: Calcispongiae (n. pl.) An order of marine sponges, containing calcareous spicules. See Porifera..
Testicardines :: Testicardines (n. pl.) A division of brachiopods including those which have a calcareous shell furnished with a hinge and hinge teeth. Terebratula and Spirifer are examples.
Cockup :: Cockup (n.) A large, highly esteemed, edible fish of India (Lates calcarifer); -- also called begti..
Syconium :: Sycones (n. pl.) A division of calcareous sponges.
Silicicalcareous :: Silicicalcareous (a.) Consisting of silica and calcareous matter.
Cirripedia :: Cirripedia (n. pl.) An order of Crustacea including the barnacles. When adult, they have a calcareous shell composed of several pieces. From the opening of the shell the animal throws out a group of curved legs, looking like a delicate curl, whence the name of the group. See Anatifa..
Calcariferous :: Calcariferous (a.) Lime-yielding; calciferou.
Otolite :: Otolite (n.) One of the small bones or particles of calcareous or other hard substance in the internal ear of vertebrates, and in the auditory organs of many invertebrates; an ear stone. Collectively, the otoliths are called ear sand and otoconite..
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