Hæmadynamics, Hem-, hē-ma-di-nam′iks, n. the dynamics or theory of the circulation of the blood.

Hæmal, Hemal, hē′mal, adj. relating to the blood or blood-vessels: ventral, the opposite of Neural.—n. Hæ′machrome, the colouring matter of the blood.—adj. Hæ′matoid, resembling blood.—Hæmal arch, the position of a vertebra enclosing and protecting the heart and other viscera; Hæmal cavity, the thoracic-abdominal cavity, containing the heart, &c. [Gr. haima, blood.]

Hæmanthus, hē-man′thus, n. a genus of bulbous plants native to Africa, including the Cape tulip. [Gr. haima, blood, anthos, a flower.]

Hæmastatic, Hem-, -al, hē-ma-stat′ik, -al, adj. serving to stop the flow of blood.—n.pl. Hæmastat′ics, the statics of the blood and blood-vessels. [Gr. haima, blood, statikos, static.]

Hæmatein, Hem-, hē-ma-tē′in, n. an organic principle derived from the colouring matter of logwood.

Hæmatemesis, hē-ma-tem′e-sis, n. a vomiting of blood from the stomach. [Gr. haima, haimat-os, blood, emein, to vomit.]

Hæmatin, Hem-, hē′ma-tin, hem′a-tin, n. a brown substance associated with hemoglobin in the blood.—adjs. Hæmat′ic, Hæ′micn.pl. Hæmat′ics, that branch of medical science concerned with the blood.

Hæmatite, Hem-, hem′a-tīt, hē′ma-tīt, n. (min.) a valuable ore of iron, consisting chiefly of peroxide of iron—its two chief varieties, Red Hæmatite and Brown Hæmatite.—adj. Hæmatit′ic.

Hæmatoblast, hē′ma-to-blast, hem′-, n. one of the minute colourless discs, smaller than either the red or white corpuscles, found in the blood. [Gr. haima, haimat-os, blood, blastos, a germ.]

Hæmatocele, Hem-, hē′ma-to-sēl, n. a tumour containing blood. [Gr. haima, blood, kēlē, a tumour.]