13-letter words containing e, c, t, o, h
- heteromorphic — Biology. dissimilar in shape, structure, or magnitude.
- heteroplastic — the repair of lesions with tissue from another individual or species.
- heterostracan — any of several ostracoderms of the order Heterostraci, from the Silurian and Devonian Periods, having the anterior part of the body enclosed in bony plates.
- heterothallic — having mycelia of two unlike types, both of which must participate in the sexual process. Compare homothallic (def 1).
- heterothermic — Relating to, or exhibiting, heterothermy.
- heterotrophic — capable of utilizing only organic materials as a source of food.
- heterozygotic — having dissimilar pairs of genes for any hereditary characteristic.
- hexadactylous — hexadactylic
- high-velocity — having an above average velocity
- histochemical — the branch of science dealing with the chemical components of cellular and subcellular tissue.
- holometabolic — Of, pertaining to, or undergoing holometabolism.
- home comforts — things in a house that make it comfortable
- home computer — a personal computer used in the home.
- home counties — The Home Counties are the counties which surround London.
- 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.
- homiletically — In a homiletic fashion.
- homoeroticism — a tendency to be sexually aroused by a member of the same sex.
- homogenetical — of, involving or relating to homogeny
- homoiothermic — (of birds and mammals) having a constant body temperature, usually higher than the temperature of the surroundings; warm-blooded
- homoscedastic — having the same variance.
- 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.
- honor society — (in a college, university, or secondary school) a student society that admits members on the basis of academic merit and, sometimes, worthwhile contributions in extracurricular activities.
- hormic theory — a theory that holds all behavior to be purposive, whether conscious or unconscious.
- hospital care — medical treatment provided in a hospital
- hospital case — a patient that is being, or needs to be, treated in a hospital
- host computer — the main computer in a network: controls or performs certain functions for other computers.
- host-specific — capable of living solely on or in one species of host, as a parasite that infests only chickens.
- hostel school — (in Canada) one of a series of boarding schools operated by the federal government in the northern territories for Indian and Eskimo students.
- hot chocolate — warm drink made with chocolate powder
- house cricket — a dark brown cricket, Acheta domesticus, having a light-colored head with dark crossbands, commonly occurring throughout North America and Europe, where it may be an indoor pest.
- hydroelectric — pertaining to the generation and distribution of electricity derived from the energy of falling water or any other hydraulic source.
- hydrofracture — (geology) Rock fracture caused by the pressure of freezing water.
- hydrokinetics — the branch of hydrodynamics that deals with the laws governing liquids or gases in motion.
- hydrotelluric — (chemistry) Formed by hydrogen and tellurium.
- hygrometrical — Alternative form of hygrometric.
- hypercautious — Especially or unreasonably cautious.
- hypercyanotic — blueness or lividness of the skin, as from imperfectly oxygenated blood.
- hyperdicrotic — having or pertaining to a double beat of the pulse for each beat of the heart.
- hyperfunction — abnormally increased function, especially of glands or other organs.
- hypermetropic — Exhibiting or relating to hypermetropia.
- hyperromantic — extremely or excessively romantic
- hypertonicity — Physiology. of or relating to hypertonia.
- hypertoxicity — the quality, relative degree, or specific degree of being toxic or poisonous: to determine the toxicity of arsenic.
- hypervelocity — extremely high velocity, as of projectiles, space vehicles, or accelerated nuclear particles.
- hypochlorites — Plural form of hypochlorite.
- hypoeutectoid — (of steel) having less carbon than the 0.8 percent of eutectoid steel.
- hypometabolic — Relating to hypometabolism.
- hyposecretion — a diminished secretion.
- hypothecating — Present participle of hypothecate.
- hypothecation — to pledge to a creditor as security without delivering over; mortgage.