13-letter words containing t, h, y, o
- hydronitrogen — a chemical compound containing only hydrogen and nitrogen.
- hydropathical — Alternative form of hydropathic.
- hydrostatical — Alternative form of hydrostatic.
- hydrosulphate — a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.
- hydrosulphite — hyposulfite (def 1).
- hydrotelluric — (chemistry) Formed by hydrogen and tellurium.
- hydroxyketone — a ketone containing a hydroxyl group.
- hydroxylation — (organic chemistry) The introduction of a hydroxyl group into a molecule, especially by the replacement of a hydrogen atom.
- hydroxymethyl — (organic chemistry, especially in combination) The univalent radical HO-CH2-.
- hygrometrical — Alternative form of hygrometric.
- hymenopterans — Plural form of hymenopteran.
- hymenopterous — belonging or pertaining to the Hymenoptera, an order of insects having, when winged, four membranous wings, and comprising the wasps, bees, ants, ichneumon flies, and sawflies.
- 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.
- 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.
- hyperrational — characterized by excessive rationality
- 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.
- hypertrophied — abnormal enlargement of a part or organ; excessive growth.
- hypertrophies — Plural form of hypertrophy.
- hypertrophous — relating to hypertrophy
- hypervelocity — extremely high velocity, as of projectiles, space vehicles, or accelerated nuclear particles.
- hyphenization — the act or use of hyphenation
- hypnobirthing — the use of hypnotic techniques during labour by an expectant mother to reduce the pain and emotional stress of delivery
- hypobaropathy — a condition produced in high altitudes, caused by diminished air pressure and reduced oxygen intake; mountain sickness.
- hypochlorites — Plural form of hypochlorite.
- hypoeutectoid — (of steel) having less carbon than the 0.8 percent of eutectoid steel.
- hypohydration — Dehydration.
- hypometabolic — Relating to hypometabolism.
- hyponatraemia — a condition in which there is a low concentration of sodium in the blood
- hypophosphate — a salt or ester of hypophosphoric acid.
- hypophosphite — a salt of hypophosphorous acid, as sodium hypophosphite, NaH 2 PO 2 .
- hyposecretion — a diminished secretion.
- hyposensitive — low or diminished sensitivity to stimulation.
- hyposensitize — to cause (a person) to become less sensitive to (a substance producing an allergic reaction); desensitize.
- hyposexuality — A significantly low level of sexuality.
- hypostatizing — Present participle of hypostatize.
- hypothecating — Present participle of hypothecate.
- hypothecation — to pledge to a creditor as security without delivering over; mortgage.
- hypothesising — Present participle of hypothesise.
- hypothesizing — to form a hypothesis.
- hypotheticals — Plural form of hypothetical.