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Polyscope :: Polyscope (n.) An apparatus for affording a view of the different cavities of the body.

Multicavous :: Multicavous (a.) Having many cavities.

Oestrus :: Oestrus (n.) A genus of gadflies. The species which deposits its larvae in the nasal cavities of sheep is oestrus ovis.

Internasal :: Internasal (a.) Between the nasal cavities; as, the internasal cartilage..

Marrow :: Marrow (n.) The tissue which fills the cavities of most bones; the medulla. In the larger cavities it is commonly very fatty, but in the smaller cavities it is much less fatty, and red or reddish in color..

Lacunous :: Lacunous (a.) Furrowed or pitted; having shallow cavities or lacunae; as, a lacunose leaf..

Nautilus :: Nautilus (n.) The only existing genus of tetrabranchiate cephalopods. About four species are found living in the tropical Pacific, but many other species are found fossil. The shell is spiral, symmetrical, and chambered, or divided into several cavities by simple curved partitions, which are traversed and connected together by a continuous and nearly central tube or siphuncle. See Tetrabranchiata..

Brain :: Brain (n.) The whitish mass of soft matter (the center of the nervous system, and the seat of consciousness and volition) which is inclosed in the cartilaginous or bony cranium of vertebrate animals. It is simply the anterior termination of the spinal cord, and is developed from three embryonic vesicles, whose cavities are connected with the central canal of the cord; the cavities of the vesicles become the central cavities, or ventricles, and the walls thicken unequally and become the three seg

Amygdaloid :: Amygdaloid (n.) A variety of trap or basaltic rock, containing small cavities, occupied, wholly or in part, by nodules or geodes of different minerals, esp. agates, quartz, calcite, and the zeolites. When the imbedded minerals are detached or removed by decomposition, it is porous, like lava..

Endocardium :: Endocardium (n.) The membrane lining the cavities of the heart.

Segregation :: Segregation (n.) Separation from a mass, and gathering about centers or into cavities at hand through cohesive attraction or the crystallizing process..

Ventricle :: Ventricle (n.) A cavity, or one of the cavities, of an organ, as of the larynx or the brain; specifically, the posterior chamber, or one of the two posterior chambers, of the heart, which receives the blood from the auricle and forces it out from the heart. See Heart..

Intrusion :: Intrusion (n.) The penetrating of one rock, while in a plastic or metal state, into the cavities of another..

Mucus :: Mucus (n.) Any other animal fluid of a viscid quality, as the synovial fluid, which lubricates the cavities of the joints; -- improperly so used..

Zeolite :: Zeolite (n.) A term now used to designate any one of a family of minerals, hydrous silicates of alumina, with lime, soda, potash, or rarely baryta. Here are included natrolite, stilbite, analcime, chabazite, thomsonite, heulandite, and others. These species occur of secondary origin in the cavities of amygdaloid, basalt, and lava, also, less frequently, in granite and gneiss. So called because many of these species intumesce before the blowpipe..

Calicle :: Calicle (n.) One of the small cuplike cavities, often with elevated borders, covering the surface of most corals. Each is formed by a polyp. (b) One of the cuplike structures inclosing the zooids of certain hydroids. See Campanularian..

Vacuolated :: Vacuolated (a.) Full of vacuoles, or small air cavities; as, vacuolated cells..

Spongy :: Spongy (a.) Soft, and full of cavities; of an open, loose, pliable texture; as, a spongy excrescence; spongy earth; spongy cake; spongy bones..

Spongiozoa :: Spongious (a.) Somewhat spongy; spongelike; full of small cavities like sponge; as, spongious bones..

Nose :: Nose (n.) The prominent part of the face or anterior extremity of the head containing the nostrils and olfactory cavities; the olfactory organ. See Nostril, and Olfactory organ under Olfactory..

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