15-letter words containing a, t, s
- 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
- 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
- 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
- hospitalisation — (British) alternative spelling of hospitalization.
- hospitalization — the act, process, or state of being hospitalized.
- host-host layer — transport layer
- housewifization — The process by which the division of labor has relegated women into housewives.
- hubble constant — the ratio of the recessional velocity of galaxies to their distance from the sun, with current measurements of its value ranging from 50 to 100 km/sec per megaparsec.
- human relations — the study of group behavior for the purpose of improving interpersonal relationships, as among employees.
- humanitarianism — humanitarian principles or practices.
- humanitarianist — humanitarian principles or practices.
- humidifications — Plural form of humidification.
- hydrodynamicist — a specialist in hydrodynamics.
- hydrostatically — In a hydrostatic manner.
- hyperactiveness — The state or quality of being hyperactive.
- 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.
- hyperparasitism — an organism that is parasitic on or in another parasite.
- hyperpotassemia — hyperkalemia.
- hypersalivation — the act or process of salivating.
- hypnotisability — Alternative spelling of hypnotizability.
- hypocrystalline — (of igneous rocks) having both glass and crystalline components
- hypopituitarism — abnormally diminished activity of the pituitary gland, especially of the anterior lobe.
- hypostatization — to treat or regard (a concept, idea, etc.) as a distinct substance or reality.
- hypovitaminosis — Insufficiency of one or more essential vitamins in the body.
- identical twins — one of a pair of twins who develop from a single fertilized ovum and therefore have the same genotype, are of the same sex, and usually resemble each other closely.
- identifications — Plural form of identification.
- identity papers — law: legal documents
- idiosyncratical — Alternative form of idiosyncratic.
- if the cap fits — the allusion or criticism seems to be appropriate to a particular person
- ignatius loyola — Saint Ignatius of (Iñigo López de Loyola) 1491–1556, Spanish soldier and ecclesiastic: founder of the Society of Jesus.
- illimitableness — The quality of being illimitable; absence of limits.
- immeasurability — Immeasurableness.
- immensurability — The quality of being immensurable.
- immunoadsorbent — immunosorbent.
- immunoreactions — Plural form of immunoreaction.
- immunostimulant — (immunology, pharmacology) Any substance that stimulates an immune response.
- impact adhesive — a glue designed to give adhesion when two coated surfaces are pressed together
- imperfect stage — a phase in the life cycle of certain fungi in which either no spores or asexual spores, as conidia, are produced.
- imperial system — a system of measurement units, including the foot, pound, and second, as well as miles and yards
- imperishability — not subject to decay; indestructible; enduring.
- implementations — Plural form of implementation.
- implicativeness — the state or quality of being implicative
- importunateness — Quality of being importunate.
- imprescriptable — Alt form imprescriptible.