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Hematinometric

Relating to the measurement of the amount of hematin or hemoglobin contained in blood, or other fluids.

Hematinon

A red consisting of silica, borax, and soda, fused with oxide of copper and iron, and used in enamels, mosaics, etc.

Hematite

An important ore of iron, the sesquioxide, so called because of the red color of the powder. It occurs in splendent rhombohedral crystals, and in massive and earthy forms; -- the last called red ocher. Called also specular iron, oligist iron, rhombohedral iron ore, and bloodstone. See Brown hematite, under Brown.

Hematitic

Of or pertaining to hematite, or resembling it.

Hematocrya

The cold-blooded vertebrates, that is, all but the mammals and birds; -- the antithesis to Hematotherma.

Hematoidin

A crystalline or amorphous pigment, free from iron, formed from hematin in old blood stains, and in old hemorrhages in the body. It resembles bilirubin. When present in the corpora lutea it is called haemolutein.

hematolysis

The lysis of erythrocytes in the blood with the release of hemoglobin.

Hematoma

A localised leakage of blood from the blood vessels into nearby tissues, usually confined within a tissue or organ; especially, a local swelling produced by an effusion of blood beneath the skin, which may clot and discolor the affected area.

Hematosis

Sanguification; the conversion of chyle into blood. The arterialization of the blood in the lungs; the formation of blood in general; haematogenesis.

Hematotherma

The warm-blooded vertebrates, comprising the mammals and birds; -- the antithesis to hematocrya.

Hematuria

Passage of urine mingled with blood; blood in the urine.

Hemautography

The obtaining of a curve similar to a pulse curve or sphygmogram by allowing the blood from a divided artery to strike against a piece of paper.

Hemelytrum Hemelytron

One of the partially thickened anterior wings of certain insects, as of many Hemiptera, the earwigs, etc.

Hemeralopia

A disease of the eyes, in consequence of which a person can see clearly or without pain only by daylight or a strong artificial light; day sight.

Hemerobian

A neuropterous insect of the genus Hemerobius, and allied genera.

Hemerobiidae

A natural family of insects including the brown lacewings.

Hemerocallidaceae

one of many subfamilies into which some classification systems subdivide the Lily family Liliaceae, but not widely accepted; it includes the genus Hemerocallis.

Hemerocallis

A genus of plants, some species of which are cultivated for their beautiful flowers; day lily.

Hemi-demi-semiquaver

A short note, equal to one fourth of a semiquaver, or the sixty-fourth part of a whole note.

Hemialbumose

An albuminous substance formed in gastric digestion, and by the action of boiling dilute acids on albumin. It is readily convertible into hemipeptone. Called also hemialbumin.

Hemibranchi

An order of fishes having an incomplete or reduced branchial apparatus. It includes the sticklebacks, the flutemouths, and Fistularia.

Hemicardia

A lateral half of the heart, either the right or left.

Hemicarp

One portion of a fruit that spontaneously divides into halves.

Hemicrania

A pain that affects only one side of the head.

Hemidactyl

Any species of Old World geckoes of the genus Hemidactylus. The hemidactyls have dilated toes, with two rows of plates beneath.

Hemigamous

Having one of the two florets in the same spikelet neuter, and the other unisexual, whether male or female; -- said of grasses.

Hemiglyph

The half channel or groove in the edge of the triglyph in the Doric order.

Hemihedral

Having half of the similar parts of a crystals, instead of all; consisting of half the planes which full symmetry would require, as when a cube has planes only on half of its eight solid angles, or one plane out of a pair on each of its edges; or as in the case of a tetrahedron, which is hemihedral to an octahedron, it being contained under four of the planes of an octahedron.

Hemihedron

A solid hemihedrally derived. The tetrahedron is a hemihedron.

Hemiholohedral

Presenting hemihedral forms, in which half the sectants have the full number of planes.

Hemimellitic

Having half as many (three) carboxyl radicals as mellitic acid; -- said of an organic acid.

Hemimetabola

Those insects which have an incomplete metamorphosis.

Hemimetabolic

Having an incomplete metamorphosis, the larvae differing from the adults chiefly in laking wings, as in the grasshoppers and cockroaches.

Hemimorphic

Having the two ends modified with unlike planes; -- said of a crystal.

Hemin

A substance, in the form of reddish brown, microscopic, prismatic crystals, formed from dried blood by the action of strong acetic acid and common salt; -- called also Teichmann's crystals. Chemically, it is a hydrochloride of hematin.

Hemina

A measure of half a sextary.

Hemionus

A wild ass found in Tibet; the kiang.

Hemiopsia Hemiopia

A defect of vision in consequence of which a person sees but half of an object looked at.

Hemipeptone

A product of the gastric and pancreatic digestion of albuminous matter.

Hemiplegia

A palsy that affects one side only of the body.

Hemipode

Any bird of the genus Turnix. Various species inhabit Asia, Africa, and Australia.

Hemiprotein

An insoluble, proteid substance, described by Sch/tzenberger, formed when albumin is heated for some time with dilute sulphuric acid. It is apparently identical with antialbumid and dyspeptone.

Hemiptera

An order of hexapod insects having a jointed proboscis, including four sharp stylets (mandibles and maxillae), for piercing. In many of the species (Heteroptera) the front wings are partially coriaceous, and different from the others.

Hemiramphidae

A natural family of fish including the halfbeaks, marine and freshwater fishes closely related to the flying fishes but not able to glide.

Hemisect

To divide along the mesial plane.

Hemisection

A division along the mesial plane; also, one of the parts so divided.

Hemisphere

A half sphere; one half of a sphere or globe, when divided by a plane passing through its center.

Hemistich

Half a poetic verse or line, or a verse or line not completed.

Hemistichal

Pertaining to, or written in, hemistichs; also, by, or according to, hemistichs; as, a hemistichal division of a verse.

Hemisystole

Contraction of only one ventricle of the heart.

Hemitrope

That which is hemitropal in construction; (Crystallog.) a twin crystal having a hemitropal structure.

Hemlock

The name of several poisonous umbelliferous herbs having finely cut leaves and small white flowers, as the Cicuta maculata, Cicuta bulbifera, and Cicuta virosa, and the Conium maculatum. See Conium.

Hemmel

A shed or hovel for cattle.

Hemmer

One who, or that which, hems with a needle. An attachment to a sewing machine, for turning under the edge of a piece of fabric, preparatory to stitching it down. A tool for turning over the edge of sheet metal to make a hem.

Hemoglobin

The normal coloring matter of the red blood corpuscles of vertebrate animals. It is composed of hematin and globulin, and is also called haematoglobulin. In arterial blood, it is always combined with oxygen, and is then called oxyhemoglobin. It crystallizes under different forms from different animals, and when crystallized, is called haematocrystallin. See Blood crystal, under Blood.

hemolysis

The lysis of erythrocytes with the release of hemoglobin; the breaking apart of red blood cells in the blood.

hemolytic

of or pertaining to hemolysis; causing hemolysis.

Hemophilia

A condition characterized by a tendency to profuse and uncontrollable hemorrhage from the slightest wounds; it is caused by an absence or abnormality of a clotting factor in the blood, and is a recessive genetic disease linked to the X-chromosome, and therefore usually occurs only in males; there are several specific forms. It may be treated by administering purified clotting factor. It was formerly termed Hematophilia.

hemophiliac

of, pertaining to, characteristic of, or afflicted with hemophilia; hemophilic.

hemophilic

of, pertaining to, characteristic of, or afflicted with hemophilia; hemophiliac.

Hemoptysis

The expectoration of blood, due usually to hemorrhage from the mucous membrane of the lungs.

Hemorrhage

Any discharge of blood from the blood vessels.

Hemorrhagic

Pertaining or tending to a flux of blood; consisting in, or accompanied by, hemorrhage.

Hemorrhoidal

Of or pertaining to, or of the nature of, hemorrhoids.

Hemorrhoids

Livid and painful swellings formed by the dilation of the blood vessels around the margin of, or within, the anus, from which blood or mucus is occasionally discharged; piles; emerods.

hemosiderin

a granular yellowish-brown substance composed of protein and ferric oxide, resulting from the breakdown of hemoglobin; it has a higher iron content than ferritin, and its presence in body tissues or phagocytes can be a symptom of disturbed iron metabolism.

hemosiderosis

The accumulation of abnormal amounts of hemosiderin in the tisssues. Several causes have been recognized.

hemostat

a surgical instrument that stops bleeding by clamping the blood vessel.

Hemostatic

A medicine or application to arrest hemorrhage.

Hemothorax

An effusion of blood into the cavity of the pleura.

Hemp

A plant of the genus Cannabis (Cannabis sativa), the fibrous skin or bark of which is used for making cloth and cordage. The name is also applied to various other plants yielding fiber.

Hempen

Made of hemp; as, a hempen cord.

Hemstitch

To ornament at the head of a broad hem by drawing out a few parallel threads, and fastening the cross threads in successive small clusters; as, to hemstitch a handkerchief.

Hemstitched

Having a broad hem separated from the body of the article by a line of open work; as, a hemistitched handkerchief.

Hemuse

The roebuck in its third year.

Hen

The female of the domestic fowl; also, the female of grouse, pheasants, or any kind of birds; as, the heath hen; the gray hen.

hen-of-the-woods

A large grayish-brown edible fungus (Polyporus frondosus) forming a mass of overlapping caps at the base of trees that somewhat resembles a hen.

hen-peck henpeck

To bother persistently with trivial complaints; to subject to petty authority; -- said of a woman who thus treats her male companion, especially of wives who thus dominate their husbands. Commonly used in the past participle (often adjectively); as, henpecked for years, he finally left her.

Hen's-foot

An umbelliferous plant (Caucalis daucoides).

Henbane

A plant of the genus Hyoscyamus (Hyoscyamus niger). All parts of the plant are poisonous, and the leaves are used for the same purposes as belladonna. It is poisonous to domestic fowls; whence the name. Called also, stinking nightshade, from the fetid odor of the plant. See Hyoscyamus.

Henbit

A weed of the genus Lamium (Lamium amplexicaule) with deeply crenate leaves.

Henceforward

From this time forward; from now into the indefinite future; henceforth.

Henchman

An attendant; a servant; a follower. Now chiefly used as a political cant term.

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