13-letter words containing t, r, i, e, h, y
- headmistressy — typical of the duties and behaviour of a headmistress
- hepatobiliary — Of, pertaining to, or originating in the liver, bile ducts and gallbladder.
- herd immunity — the immunity or resistance to a particular infection that occurs in a group of people or animals when a very high percentage of individuals have been vaccinated or previously exposed to the infection.
- heterogeneity — the quality or state of being heterogeneous; composition from dissimilar parts; disparateness.
- heterostylism — the condition of being heterostyled
- heterozygosis — the state of being a heterozygote.
- heterozygotic — having dissimilar pairs of genes for any hereditary characteristic.
- heuristically — serving to indicate or point out; stimulating interest as a means of furthering investigation.
- hieroglyphist — a person who studies hieroglyphics; hieroglyphologist.
- 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.
- hybrid system — a way of working, organizing, or doing something that is composed of elements of two separate systems
- hydrargillite — gibbsite.
- 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.
- hydroelectric — pertaining to the generation and distribution of electricity derived from the energy of falling water or any other hydraulic source.
- hydrogenating — Present participle of hydrogenate.
- hydrogenation — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hydrokinetics — the branch of hydrodynamics that deals with the laws governing liquids or gases in motion.
- hydronitrogen — a chemical compound containing only hydrogen and nitrogen.
- hydrosulphite — hyposulfite (def 1).
- hydrotelluric — (chemistry) Formed by hydrogen and tellurium.
- hygrometrical — Alternative form of hygrometric.
- hyperactivate — (biology) To cause or undergo hyperactivation.
- hyperactively — In a hyperactive manner.
- hyperactivity — the condition of being hyperactive.
- hypercautious — Especially or unreasonably cautious.
- hypercritical — excessively or meticulously critical; overcritical.
- hypercyanotic — blueness or lividness of the skin, as from imperfectly oxygenated blood.
- hyperdactylia — the presence of extra fingers or toes.
- hyperdicrotic — having or pertaining to a double beat of the pulse for each beat of the heart.
- hyperesthesia — an abnormally acute sense of pain, heat, cold, or touch; algesia.
- hyperesthetic — Relating to, or exhibiting, hyperesthesia.
- hypereutectic — (of an alloy) having more of the alloying element than the eutectoid composition.
- hyperfunction — abnormally increased function, especially of glands or other organs.
- hypergalactia — an abnormally large secretion of milk.
- hyperimmunity — the state of being immune from or insusceptible to a particular disease or the like.
- hyperinflated — to subject to hyperinflation: hyperinflated prices.
- 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).
- hypermetropic — Exhibiting or relating to hypermetropia.
- hypermobility — An excess amount of elasticity in a bodily joint.
- hypermorality — conformity to the rules of right conduct; moral or virtuous conduct.
- hypermotility — excessive motility of the stomach or intestine (opposed to hypomotility).
- hypermutation — (uncountable) Frequent mutation.
- hypernatremia — an abnormally high concentration of sodium in the blood.
- hyperparasite — an organism that is parasitic on or in another parasite.
- hyperrational — characterized by excessive rationality
- hyperreactive — Showing a much greater than normal response to a stimulus.
- hyperromantic — extremely or excessively romantic