13-letter words containing a, r, g, i, l
- half-integral — noting or pertaining to a fractional number obtained by dividing an odd integer by two, as 1/2.
- half-mourning — a mourning garb less somber than deep mourning, usually following a period of deep mourning.
- hard feelings — Hard feelings are feelings of anger or bitterness towards someone who you have had an argument with or who has upset you. If you say 'no hard feelings', you are making an agreement with someone not to be angry or bitter about something.
- harlequin bug — a black stink bug, Murgantia histrionica, having red and yellow markings, that feeds on cabbages and other cruciferous plants.
- hazard lights — Usually, hazard lights. an indicator light on a vehicle that flashes to warn that it is unexpectedly slowing down, reversing, or not moving.
- 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).
- heortological — of or relating to heortology
- heteroglossia — (linguistics) the coexistence of distinct varieties within a single linguistic code.
- heterological — (grammar) Of an adjective, not describing itself.
- highland park — a city in NE Illinois, on Lake Michigan.
- homalographic — representing parts with like proportions.
- 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.
- hydrargillite — gibbsite.
- hydraulicking — a type of mining that uses water to move rock
- hygrometrical — Alternative form of hygrometric.
- hypergalactia — an abnormally large secretion of milk.
- hyperglycemia — an abnormally high level of glucose in the blood.
- hypervigilant — keenly watchful to detect danger; wary: a vigilant sentry.
- ideographical — Alternative form of ideographic.
- immigrational — the act of immigrating.
- immortalizing — Present participle of immortalize.
- inegalitarian — not egalitarian; lacking in or disdaining equality.
- inframarginal — below the margin; submarginal.
- infuriatingly — causing or tending to cause anger or outrage; maddening: His delay is infuriating.
- inorganically — In an inorganic manner.
- integrability — capable of being integrated, as a mathematical function or differential equation.
- integral test — the theorem that a given infinite series converges if the function whose value at each integer is the corresponding term in the series is decreasing, tends to zero, and results in a finite number when integrated from one to infinity.
- intercalating — Present participle of intercalate.
- intergalactic — of, existing, or occurring in the space between galaxies: The science-fiction movie was about an intergalactic war.
- interglacials — Plural form of interglacial.
- intergranular — located or occurring between granules or grains: intergranular corrosion.
- interlanguage — a language created or used for international communication.
- intermarginal — occurring or situated between two margins
- internalising — Present participle of internalise.
- internalizing — Present participle of internalize.
- interpleading — to litigate with each other in order to determine which of two parties is the rightful claimant against a third party.
- interpolating — Present participle of interpolate.
- interregional — of or relating to a region of considerable extent; not merely local: a regional meeting of the Boy Scouts.
- interrelating — Present participle of interrelate.
- intragalactic — existing or occurring within a single galaxy.
- intramarginal — existing or occurring within a margin or limit.
- intraregional — Within a region.
- involute gear — a gear tooth form that is generated by involute geometry
- irrefrangible — not to be broken or violated; inviolable: an irrefrangible rule of etiquette.
- irregularness — Quality of being irregular.
- isoamyl group — the univalent group C 5 H 11 .