13-letter words containing r, i, o, t
- graticulation — the division of a design, plan, etc into squares in order to improve the accuracy of enlargement or reduction
- gratification — the state of being gratified; great satisfaction.
- gravitational — Physics. the force of attraction between any two masses. Compare law of gravitation. an act or process caused by this force.
- gravity clock — a clock driven by its own weight as it descends a rack, cord, incline, etc.
- great calorie — calorie (sense 2)
- great council — (in Norman England) an assembly composed of the king's tenants in chief that served as the principal council of the realm and replaced the witenagemot.
- great lobelia — a North American plant, Lobelia siphilitica, having long, showy clusters of blue flowers.
- great society — the goal of the Democratic Party under the leadership of President Lyndon B. Johnson, chiefly to enact domestic programs to improve education, provide medical care for the aged, and eliminate poverty.
- greater ionic — Architecture. noting or pertaining to one of the five classical orders that in ancient Greece consisted of a fluted column with a molded base and a capital composed of four volutes, usually parallel to the architrave with a pulvinus connecting a pair on each side of the column, and an entablature typically consisting of an architrave of three fascias, a richly ornamented frieze, and a cornice corbeled out on egg-and-dart and dentil moldings, with the frieze sometimes omitted. Roman and Renaissance examples are often more elaborate, and usually set the volutes of the capitals at 45° to the architrave. Compare composite (def 3), Corinthian (def 2), Doric (def 3), Tuscan (def 2).
- greek cypriot — a Cypriot of Greek descent
- green monitor — Advanced Power Management
- green vitriol — a bluish-green, crystalline, saline-tasting, water-soluble heptahydrated solid, FeSO 4 ⋅7H 2 O, used chiefly in the manufacture of other iron salts, in water purification, fertilizer, inks, pigments, tanning, photography, and in medicine in the treatment of anemia.
- grotesqueries — Plural form of grotesquery.
- ground-to-air — (of weapons) designed to be fired at aircraft from the ground
- groundnut oil — a mild-tasting oil extracted from peanuts and used in cooking
- group annuity — a plan in which the members of a group, usually employees of the same company, receive annuities upon retirement.
- group captain — an officer holding commissioned rank senior to a wing commander but junior to an air commodore in the RAF and certain other air forces
- growing point — the undifferentiated end of a root, shoot, or vegetative axis consisting of a single cell or group of cells that divide to form primary meristematic tissue.
- grylloblattid — a primitive insect of the order Grylloblattidea, having a soft, unpigmented wingless body with long antennae and no eyes, living under stones in moderately high mountains of the western U.S., Japan, and the U.S.S.R.
- gubernatorial — of or relating to a state governor or the office of state governor.
- gyromagnetism — the condition or state of being gyromagnetic
- habit-forming — tending to cause or encourage addiction, especially through physiological dependence: habit-forming drugs.
- haemarthrosis — Alternative form of hemarthrosis.
- hair restorer — a lotion claimed to promote hair growth
- hallucinatory — pertaining to or characterized by hallucination: hallucinatory visions.
- halobacterium — Any of various extremophiles, of genus Halobacterium, found in water saturated or nearly saturated with salt.
- harmonic tone — a tone produced by suppressing the fundamental tone and bringing into prominence one of its overtones.
- harmonisation — (British spelling) alternative spelling of harmonization.
- harmonization — to bring into harmony, accord, or agreement: to harmonize one's views with the new situation.
- haruspication — the use of animal entrails for divination
- hatemongering — The behaviour of a hatemonger; the spreading of hatred.
- heart monitor — a machine that registers the activity of the heart
- 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
- heliocentrism — The theory that the sun is the center of the universe, (This theory is historically important and was widely accepted at the time of Copernicus, Galileo and Kepler.).
- heliotropical — heliotropic
- hemichordates — Plural form of hemichordate.
- hemiterpenoid — (chemistry) a terpenoid having a C5 skeleton.
- heortological — of or relating to heortology
- hepatobiliary — Of, pertaining to, or originating in the liver, bile ducts and gallbladder.
- herborization — the act or process of herborizing
- heresiologist — a person who studies or writes about heresies.
- hermaphrodite — an individual in which reproductive organs of both sexes are present. Compare pseudohermaphrodite.
- herod antipas — died after a.d. 39, ruler of Galilee, a.d. 4–39: ordered the execution of John the Baptist and participated in the trial of Jesus.
- heroic stanza — elegiac stanza.
- heroin addict — sb dependent on heroin
- herpetologist — the branch of zoology dealing with reptiles and amphibians.
- hertfordshire — a county in SE England. 631 sq. mi. (1635 sq. km).
- hetero-sexism — a prejudiced attitude or discriminatory practices against homosexuals by heterosexuals.
- heteroblastic — (of a plant or plant part) showing a marked difference in form between the juvenile and the adult structures