13-letter words containing r, h, a, g, i
- heartstopping — Very exciting or shocking, as though to cause one's heart to skip beats.
- heating power — power that can be used to heat something
- heli-boarding — the sport of snowboarding on mountains or glaciers accessible only by helicopter or skiplane
- heliographing — Present participle of heliograph.
- hellgrammites — Plural form of hellgrammite (Alternative spelling of hellgramites).
- hemp agrimony — a European composite plant, Eupatorium cannabinum, having dull purplish flowers.
- heortological — of or relating to heortology
- heresiography — a treatise on heresy.
- heritage site — a historical site, a building, or an area of the unspoilt natural environment, considered to be important to a country or area's heritage
- herod agrippa — (Julius Agrippa) c10 b.c.–a.d. 44, king of Judea 41–44 (grandson of Herod the Great).
- heterogametic — (of a species or individual organism) having two unlike gametes.
- heteroglossia — (linguistics) the coexistence of distinct varieties within a single linguistic code.
- heterographic — Misspelled; of or pertaining to an incorrect spelling or a spelling that differs from accepted standards.
- heterological — (grammar) Of an adjective, not describing itself.
- hierogrammate — a writer of hierograms
- high-wire act — a circus trick in which the performer walks across a high wire
- highland park — a city in NE Illinois, on Lake Michigan.
- histaminergic — releasing histamine
- histogramming — (mathematics) The construction of histograms.
- hogarth chair — a Queen Anne chair having a solid splat and cabriole legs, all pieces having a cyma curve or outline.
- homalographic — representing parts with like proportions.
- home straight — the section of a racecourse forming the approach to the finish
- homolographic — representing parts with like proportions.
- horatio alger — of or characteristic of the heroes in the novels of Horatio Alger, who begin life in poverty and achieve success and wealth through honesty, hard work, and virtuous behavior: the Horatio Alger story of his rise in the business world.
- horologically — of or relating to horology.
- horse gentian — any weedy North American plant of the genus Triosteum, of the honeysuckle family, especially T. perfoliatum, having stalkless leaves and purplish-brown flowers and bearing orange fruits.
- horse trading — the act or fact of conducting a shrewd exchange or engaging in a horse trade; bargaining.
- horse-trading — to bargain or trade shrewdly.
- house-raising — a gathering of persons in a rural community to help one of its members build a house.
- house-warming — a party to celebrate a person's or family's move to a new home.
- housebreaking — to train (a pet) to excrete outdoors or in a specific place.
- housetraining — Present participle of housetrain.
- housewarmings — Plural form of housewarming.
- housing start — an instance of beginning the construction of a dwelling.
- hunting chair — a chair having a sliding frame in front serving as a footrest.
- hydrargillite — gibbsite.
- hydraulicking — a type of mining that uses water to move rock
- hydrocracking — the cracking of petroleum or the like in the presence of hydrogen.
- hydrofracking — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hydrogenating — Present participle of hydrogenate.
- hydrogenation — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hygrometrical — Alternative form of hygrometric.
- hypergalactia — an abnormally large secretion of milk.
- hyperglycemia — an abnormally high level of glucose in the blood.
- hypermagnetic — (physics) Extremely magnetic.
- hyperphrygian — (in ancient Greek music) of a principle mode found between the hyperlydian and the hypolydian
- hypervigilant — keenly watchful to detect danger; wary: a vigilant sentry.
- iconographies — Plural form of iconography.
- ideographical — Alternative form of ideographic.
- indira gandhi — Indira [in-deer-uh] /ɪnˈdɪər ə/ (Show IPA), 1917–84, Indian political leader: prime minister 1966–77 and 1980–84 (daughter of Jawaharlal Nehru).