Definition of helium

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Helium (n.) A gaseous element found in the atmospheres of the sun and earth and in some rare minerals.

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Mariet :: Mariet (n.) A kind of bellflower, Companula Trachelium, once called Viola Mariana; but it is not a violet..
Epitheliums :: Epitheliums (pl. ) of Epitheliu.
Gorgerin :: Gorgerin (n.) In some columns, that part of the capital between the termination of the shaft and the annulet of the echinus, or the space between two neck moldings; -- called also neck of the capital, and hypotrachelium. See Illust. of Column..
Perihelium :: Perihelium (n.) That point of the orbit of a planet or comet which is nearest to the sun; -- opposed to aphelion.
Tapetum :: Tapetum (n.) An area in the pigmented layer of the choroid coat of the eye in many animals, which has an iridescent or metallic luster and helps to make the eye visible in the dark. Sometimes applied to the whole layer of pigmented epithelium of the choroid..
Hypotrachelium :: Hypotrachelium (n.) Same as Gorgerin.
Rambutan :: Rambutan (n.) A Malayan fruit produced by the tree Nephelium lappaceum, and closely related to the litchi nut. It is bright red, oval in shape, covered with coarse hairs (whence the name), and contains a pleasant acid pulp. Called also ramboostan..
Lipochrin :: Lipochrin (n.) A yellow coloring matter, soluble in ether, contained in the small round fat drops in the retinal epithelium cells. It is best obtained from the eyes of frogs..
Ecteron :: Ecteron (n.) The external layer of the skin and mucous membranes; epithelium; ecderon.
Endothelium :: Endothelium (n.) The thin epithelium lining the blood vessels, lymphatics, and serous cavities. See Epithelium..
Endotheloid :: Endotheloid (a.) Like endothelium.
Epithelium :: Epithelium (n.) The superficial layer of cells lining the alimentary canal and all its appendages, all glands and their ducts, blood vessels and lymphatics, serous cavities, etc. It often includes the epidermis (i. e., keratin-producing epithelial cells), and it is sometimes restricted to the alimentary canal, the glands and their appendages, -- the term endothelium being applied to the lining membrane of the blood vessels, lymphatics, and serous cavities..
Ciliated :: Ciliated (a.) Provided with, or surrounded by, cilia; as, a ciliate leaf; endowed with vibratory motion; as, the ciliated epithelium of the windpipe..
Squamaceous :: Squama (n.) A scale cast off from the skin; a thin dry shred consisting of epithelium.
Endothelial :: Endothelial (a.) Of, or relating to, endothelium..
Helium :: Helium (n.) A gaseous element found in the atmospheres of the sun and earth and in some rare minerals.
Longan :: Longan (n.) A pulpy fruit related to the litchi, and produced by an evergreen East Indian tree (Nephelium Longan)..
Parhelium :: Parhelium (n.) See Parhelion.
Subequal :: Subepithelial (a.) Situated under the epithelium.
Stigma :: Stigma (v. t.) A small spot, mark, scar, or a minute hole; -- applied especially to a spot on the outer surface of a Graafian follicle, and to spots of intercellular substance in scaly epithelium, or to minute holes in such spots..
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