10-letter words containing a, h, i, t, o
- historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- hogarthian — William, 1697–1764, English painter and engraver.
- homotaxial — a similarity of arrangement, as of geologic strata or fossil assemblages that have the same relative position but are not necessarily contemporaneous.
- horizontal — at right angles to the vertical; parallel to level ground.
- horsetails — Plural form of horsetail.
- hortensial — (obsolete) Fit for a garden.
- hospitable — receiving or treating guests or strangers warmly and generously: a hospitable family.
- hospitably — receiving or treating guests or strangers warmly and generously: a hospitable family.
- hospitaler — a member of the religious and military order (Knights Hospitalers or Knights of St. John of Jerusalem) originating about the time of the first Crusade (1096–99) and taking its name from a hospital at Jerusalem.
- hospitalet — a city in NE Spain, near Barcelona.
- housatonic — a river flowing S from NW Massachusetts through SW Connecticut to Long Island Sound near Stratford, Connecticut. 148 miles (240 km) long.
- housetrain — To teach a house pet to urinate and defecate outside or in a designated location in the home.
- houstonian — a native or resident of Houston, Texas.
- houstonias — Plural form of houstonia.
- hovertrain — an experimental high-speed train that rides on a cushion of air over a concrete guide track in the shape of an inverted T and is propelled by one or more propellers or jet engines.
- hrotsvitha — c935–c1000, German nun, poet, and dramatist.
- humiliator — to cause (a person) a painful loss of pride, self-respect, or dignity; mortify.
- humoralist — a person who believes in humoralism
- hydriodate — (obsolete, inorganic chemistry) iodide.
- hydrotaxis — oriented movement toward or away from water.
- hypertonia — increased rigidity, tension, and spasticity of the muscles.
- hypoactive — Less than normally active.
- hypohalite — (chemistry) any salt of a hypohalous acid, having a general formula M(OX)n.
- hypometria — Dysmetria in which the patient tends to undershoot the intended target.
- hypostasis — Metaphysics. something that stands under and supports; foundation. the underlying or essential part of anything as distinguished from attributes; substance, essence, or essential principle.
- hypostatic — of or relating to a hypostasis; fundamental.
- hypotactic — dependent relation or construction, as of clauses; syntactic subordination.
- hypothymia — a state of depression
- hystorical — Nonstandard spelling of historical.
- ichthammol — a viscous, reddish-brown to brownish-black substance, obtained by the destructive distillation of bituminous shales, used in medicine chiefly as an antiseptic, analgesic, and local stimulant in skin disorders.
- idiopathic — of unknown cause, as a disease.
- in cahoots — go cahoots, to share equally; become partners: They went cahoots in the establishment of the store. Also, go in cahoot with, go in cahoots.
- inchoately — not yet completed or fully developed; rudimentary.
- inchoation — a beginning; origin.
- inchoative — inceptive.
- infanthood — Infancy.
- inhabitors — Plural form of inhabitor.
- inhalation — an act or instance of inhaling.
- inhalators — Plural form of inhalator.
- inhumation — to bury; inter.
- irish boat — a small fishing boat used in the Boston area in the late 19th century, derived from an Irish model and having a cutter rig.
- isothermal — occurring at constant temperature.
- italophile — a person who admires Italian customs, traditions, etc.
- katholikos — catholicos.
- l'hospital — Guillaume François Antoine de [gee-yohm frahn-swa ahn-twan duh] /giˈyoʊm frɑ̃ˈswa ɑ̃ˈtwan də/ (Show IPA), 1661–1704, French mathematician.
- laccoliths — Plural form of laccolith.
- lanthanoid — (inorganic chemistry) lanthanide.
- lightboard — switchboard (def 2).
- lithoclast — an instrument used to break up bladder stones
- lithograph — a print produced by lithography.