13-letter words containing a, t, h, e, m
- hemimetabolic — (zoology) Having an incomplete metamorphosis, the larvae differing from the adults chiefly in lacking wings.
- hemiparasitic — Semiparasitic.
- hemocytoblast — a primordial cell capable of developing into any type of blood cell.
- hemolymphatic — a fluid in the body cavities and tissues of invertebrates, in arthropods functioning as blood and in some other invertebrates functioning as lymph.
- hepatectomies — Plural form of hepatectomy.
- hereditaments — Plural form of hereditament.
- hermaphrodite — an individual in which reproductive organs of both sexes are present. Compare pseudohermaphrodite.
- hermaphrodyte — (archaic) alternative spelling of hermaphrodite.
- hermeneutical — of or relating to hermeneutics; interpretative; explanatory.
- heterogametes — Plural form of heterogamete.
- heterogametic — (of a species or individual organism) having two unlike gametes.
- heterothermal — having a different or varying temperature
- hexadactylism — Sexdactyly.
- hexamethonium — a compound, C 10 H 24 N 2 , used in the treatment of severe hypertension to lower blood pressure and increase blood flow by blocking transmission of nerve impulses that constrict blood vessels.
- hexamethylene — cyclohexane.
- hierogrammate — a writer of hierograms
- histaminergic — releasing histamine
- histochemical — the branch of science dealing with the chemical components of cellular and subcellular tissue.
- holometabolic — Of, pertaining to, or undergoing holometabolism.
- home straight — the section of a racecourse forming the approach to the finish
- homestead act — a special act of Congress (1862) that made public lands in the West available to settlers without payment, usually in lots of 160 acres, to be used as farms.
- homestead law — any law exempting homesteads from seizure or sale for debt.
- homiletically — In a homiletic fashion.
- homoepitaxial — (materials science) Having the same orientation.
- homogenetical — of, involving or relating to homogeny
- homoiothermal — having a body temperature that is relatively constant and mostly independent of the temperature of the environment; warm-blooded (opposed to poikilothermic).
- homoscedastic — having the same variance.
- homosexuality — sexual desire or behavior directed toward a person or persons of one's own sex.
- honey stomach — the crop of an ant, bee, or other hymenopterous insect, serving as a reservoir for honeydew and nectar, especially the enlarged crop of a honeybee in which nectar is acted on by enzymes to form honey.
- hotel manager — sb who runs a hotel
- hothouse lamb — a lamb born in the fall or early winter, usually reared indoors, specially fed, and marketed when from 9 to 16 weeks of age.
- humboldt peak — a mountain in S Colorado, in the Sangre de Cristo range. 14,064 feet (4290 meters).
- humped cattle — any of several breeds of domestic cattle developed from the Indian species Bos indicus and characterized by a hump of fat and muscle over the shoulders.
- hydrated lime — a soft, white, crystalline, very slightly water-soluble powder, Ca(OH) 2 , obtained by the action of water on lime: used chiefly in mortars, plasters, and cements.
- hygrometrical — Alternative form of hygrometric.
- hymenopterans — Plural form of hymenopteran.
- hypermagnetic — (physics) Extremely magnetic.
- hypermetrical — Hypermetric.
- hypermetropia — a condition of the eye in which parallel rays are focused behind the retina, distant objects being seen more distinctly than near ones; farsightedness (opposed to myopia).
- hypermorality — conformity to the rules of right conduct; moral or virtuous conduct.
- hypermutation — (uncountable) Frequent mutation.
- hypernatremia — an abnormally high concentration of sodium in the blood.
- hyperromantic — extremely or excessively romantic
- hypometabolic — Relating to hypometabolism.
- hyponatraemia — a condition in which there is a low concentration of sodium in the blood
- hypsometrical — Of or pertaining to hypsometry.
- hyracotherium — eohippus.
- iatrochemical — relating to iatrochemistry or iatrochemists
- iceman cometh — a play (1946) by Eugene O'Neill.
- immunotherapy — treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer.