15-letter words containing t, o, r, s
- holocrystalline — (of igneous rocks) having only crystalline components and no glass
- hoosier cabinet — a tall kitchen cabinet mass-produced during the early part of the 20th century, usually of oak, featuring an enameled work surface, storage bins, a flour sifter, etc.
- hopeful monster — a hypothetical individual organism that, by means of a fortuitous macromutation permitting an adaptive shift to a new mode of life, becomes the founder of a new type of organism and a vehicle of macroevolution.
- hopper casement — a casement with a sash hinged at the bottom.
- horatius cocles — a legendary Roman hero of the 6th century bc, who defended a bridge over the Tiber against Lars Porsena
- horner's method — a technique, involving successive substitutions, for approximating the real roots of an equation with real coefficients.
- horror-stricken — Horror-stricken means the same as horror-struck.
- horse artillery — cavalry equipped with artillery
- horse latitudes — the latitudes near 30°N or 30°S at sea, characterized by baffling winds, calms, and high barometric pressure
- horticulturists — Plural form of horticulturist.
- hospital corner — a fold on a bed sheet or blanket made by tucking the foot or head of the sheet straight under the mattress with the ends protruding and then making a diagonal fold at the side corner of the sheet and tucking this under to produce a triangular corner.
- hospital doctor — a hospital doctor works in a hospital, rather than as a general practitioner, in the army, etc
- host-host layer — transport layer
- hostess trolley — a trolley, usually wheeled, on which to keep food warm until the hostess is ready to serve it
- housemistresses — Plural form of housemistress.
- housing project — a publicly built and operated housing development, usually intended for low- or moderate-income tenants, senior citizens, etc.
- human relations — the study of group behavior for the purpose of improving interpersonal relationships, as among employees.
- huntingdonshire — a former county in E England, now part of Cambridgeshire.
- hydrodynamicist — a specialist in hydrodynamics.
- hydrostatically — In a hydrostatic manner.
- hypercatabolism — an abnormally high metabolic breakdown of a substance or tissue which leads to weight loss and physical deterioration
- hyperfastidious — extremely or excessively fastidious
- hypergalactosis — an abnormally large secretion of milk.
- hypermetabolism — Biology, Physiology. the sum of the physical and chemical processes in an organism by which its material substance is produced, maintained, and destroyed, and by which energy is made available. Compare anabolism, catabolism.
- hyperpotassemia — hyperkalemia.
- hypersalivation — the act or process of salivating.
- hyperthyroidism — overactivity of the thyroid gland.
- hypocortisolism — (medicine) A cortisol deficiency.
- hypocrystalline — (of igneous rocks) having both glass and crystalline components
- hypopituitarism — abnormally diminished activity of the pituitary gland, especially of the anterior lobe.
- hysteresis loop — a closed curve showing the variation of the magnetic flux density of a ferromagnetic material with the external magnetic field producing it, when this field is changed through a complete cycle
- hysteresis loss — the loss of energy by conversion to heat in a system exhibiting hysteresis.
- hystricomorphic — relating to a suborder of rodents
- idiosyncratical — Alternative form of idiosyncratic.
- ignition source — An ignition source is a process or event which can cause a fire or explosion.
- illustriousness — The state of being illustrious.
- immunoadsorbent — immunosorbent.
- immunochemistry — the study of the chemistry of immunologic substances and reactions.
- immunoreactions — Plural form of immunoreaction.
- importunateness — Quality of being importunate.
- impressionistic — a person who follows or adheres to the theories, methods, and practices of impressionism, especially in the fields of painting, music, or literature.
- improvisational — the art or act of improvising, or of composing, uttering, executing, or arranging anything without previous preparation: Musical improvisation involves imagination and creativity.
- improvisatorial — relating to an improvisator
- improvvisatrice — Alternative form of improvisatrice.
- in conversation — If you say that people are in conversation, you mean that they are talking together.
- in good spirits — cheerful
- in one's tracks — a structure consisting of a pair of parallel lines of rails with their crossties, on which a railroad train, trolley, or the like runs.
- in short supply — If something is in short supply, there is very little of it available and it is difficult to find or obtain.
- in the doldrums — miserable, depressed
- in vino veritas — in wine there is truth; people speak the truth when they are drunk