Hematic adjective Same as Hæmatic .

Hematic noun (Medicine) A medicine designed to improve the condition of the blood.

Hematin noun [ Greek a"i^ma , a"i`matos , blood.]
1. Hematoxylin.

2. (Physiol. Chem.) A bluish black, amorphous substance containing iron and obtained from blood. It exists the red blood corpuscles united with globulin, and the form of hemoglobin or oxyhemoglobin gives to the blood its red color.

Hematinic noun [ From Hematin .] (Medicine) Any substance, such as an iron salt or organic compound containing iron, which when ingested tends to increase the hemoglobin contents of the blood.

Hematinometer noun [ Hematin + -meter .] (Physiol. Chem.) A form of hemoglobinometer.

Hematinometric adjective (Physiol.) Relating to the measurement of the amount of hematin or hemoglobin contained in blood, or other fluids.

Hematinon noun [ Greek a"i^ma , a"i`matos , blood.] A red consisting of silica, borax, and soda, fused with oxide of copper and iron, and used in enamels, mosaics, etc.

Hematite noun [ Latin haematites , Greek ... bloodlike, from a"i^ma , a"i`matos , blood.] (Min.) 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 adjective Of or pertaining to hematite, or resembling it.

Hemato See Hæma- .

Hematocele noun [ Hemato- + Greek ... tumor: confer French hématocèle .] (Medicine) A tumor filled with blood.

Hematocrya noun plural [ New Latin , from Greek a"i^ma , a"i`matos , blood + kry`os cold.] (Zoology) The cold-blooded vertebrates, that is, all but the mammals and birds; -- the antithesis to Hematotherma .

Hematocrystallin noun [ Hemato + crystalline .] (Physiol.) See Hemoglobin .

Hematoid adjective [ Hemato- + -oid .] (Physiol.) Resembling blood.

Hematoidin noun (Physiol. Chem.) 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 hæmolutein .

Hematology noun [ Hemato- + -logy .] The science which treats of the blood.

Hematoma noun [ New Latin See Hema- , and -oma .] (Medicine) A circumscribed swelling produced by an effusion of blood beneath the skin.

Hematophilia (-to*fĭl"ĭ*ȧ) noun [ New Latin , from Greek a"i^ma , a"i`matos , blood + filei^n to love.] (Medicine) A condition characterized by a tendency to profuse and uncontrollable hemorrhage from the slightest wounds.

Hematosin noun (Physiol. Chem.) The hematin of blood. [ R.]

Hematosis noun [ New Latin , from Greek a"ima`twsis .] (Physiol.) (a) Sanguification; the conversion of chyle into blood. (b) The arterialization of the blood in the lungs; the formation of blood in general; hæmatogenesis.

Hematotherma noun plural [ New Latin , from Greek a"i^ma , a"i`matos , blood + thermo`s warm.] (Zoology) The warm-blooded vertebrates, comprising the mammals and birds; -- the antithesis to hematocrya .

Hematothermal adjective Warm- blooded.

Hematoxylin noun Hæmatoxylin.

Hematuria noun [ New Latin See Hema- , and Urine .] (Medicine) Passage of urine mingled with blood.

Hemautography noun (Physiol.) 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.

Hemelytron (? or ?), Hem*el"y*trum (- trŭm confer Elytron , 277), }, noun ; plural Hemelytra [ New Latin See Hemi , and Elytron .] (Zoology) One of the partially thickened anterior wings of certain insects, as of many Hemiptera, the earwigs, etc.

Hemeralopia noun [ New Latin , from Greek ..., the opposite of ...; ... day + ... of .... See Nyctalopia .] (Medicine) 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.

» Some writers (as Quain) use the word in the opposite sense, i. e. , day blindness. See Nyctalopia .

Hemerobian noun [ Greek ... day + ... life.] (Zoology) A neuropterous insect of the genus Hemerobius , and allied genera.

Hemerobid adjective (Zoology) Of relating to the hemerobians.

Hemerocallis noun [ New Latin , from Greek ...; ... day + ... beauty.] (Botany) A genus of plants, some species of which are cultivated for their beautiful flowers; day lily.

Hemi- [ Greek "hmi- . See Semi- .] A prefix signifying half .

Hemi-demi-semiquaver noun [ Hemi- + demi-semiquaver .] (Mus.) A short note, equal to one fourth of a semiquaver, or the sixty-fourth part of a whole note.

Hemialbumin noun [ Hemi- + albumin .] (Physiol. Chem.) Same as Hemialbumose .

Hemialbumose noun [ Hemi- + albumose .] (Physiol. Chem.) 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 .

Hemianæsthesia noun [ Hemi- + anæsthesia .] (Medicine) Anæsthesia upon one side of the body.

Hemibranchi noun plural [ New Latin See Hemi- , and Branchia .] (Zoology) An order of fishes having an incomplete or reduced branchial apparatus. It includes the sticklebacks, the flutemouths, and Fistularia.

Hemicardia noun [ New Latin See Hemi- , and Cardia .] (Anat.) A lateral half of the heart, either the right or left. B. G. Wilder.

Hemicarp noun [ Hemi- + Greek ... fruit.] (Botany) One portion of a fruit that spontaneously divides into halves.

Hemicerebrum noun [ Hemi- + cerebrum .] (Anat.) A lateral half of the cerebrum. Wilder.

Hemicollin noun [ Hemi- + collin .] (Physiol. Chem.) See Semiglutin .

Hemicrania noun [ Latin : confer French hémicrânie . See Cranium , and Megrim .] (Medicine) A pain that affects only one side of the head.

Hemicrany noun (Medicine) Hemicranis.

Hemicycle noun [ Latin hemicyclus , Greek ...; ... + ....]
1. A half circle; a semicircle.

2. A semicircular place, as a semicircular arena, or room, or part of a room.

The collections will be displayed in the hemicycle of the central pavilion.

London Academy.

Hemidactyl noun [ See Hemi- , and Dactyl .] (Zoology) Any species of Old World geckoes of the genus Hemidactylus . The hemidactyls have dilated toes, with two rows of plates beneath.

Hemiditone noun [ Hemi- + ditone .] (Gr. Mus.) The lesser third. Busby.

Hemigamous adjective [ Hemi- + Greek ... marriage.] (Botany) Having one of the two florets in the same spikelet neuter, and the other unisexual, whether male or female; -- said of grasses.

Hemiglyph noun [ Hemi- + Greek ... a carving.] (Architecture) The half channel or groove in the edge of the triglyph in the Doric order.

Hemihedral adjective [ Hemi- + Greek ... seat, base, from ... to sit.] (Crystallog.) 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. -- Hem`i*he"dral*ly , adverb

Hemihedrism noun (Crystallog.) The property of crystallizing hemihedrally.

Hemihedron noun (Crystallog.) A solid hemihedrally derived. The tetrahedron is a hemihedron .