10-letter words containing a, g, i, o, r
- histograms — Plural form of histogram.
- hogarthian — William, 1697–1764, English painter and engraver.
- holy grail — grail (def 1).
- homorganic — (of two or more speech sounds) having the same place of articulation, as p, b, and m, which are all bilabial.
- hormogonia — a portion of filament in blue-green algae that becomes detached and reproduces by cell division.
- iatrogenic — (of a medical disorder) caused by the diagnosis, manner, or treatment of a physician.
- iconograph — symbolic representation, especially the conventional meanings attached to an image or images.
- ideamonger — a person who originates and promotes or deals in ideas.
- ideogramic — Alt form ideogrammic.
- ideographs — an ideogram.
- ideography — the use of ideograms.
- idiography — The study of individuals.
- ignorances — the state or fact of being ignorant; lack of knowledge, learning, information, etc.
- ignorantly — lacking in knowledge or training; unlearned: an ignorant man.
- ignoration — The state of being ignorant.
- imageboard — A type of Internet forum that revolves around the posting of images with minimal associated text.
- immigrator — to come to a country of which one is not a native, usually for permanent residence.
- incouraged — Simple past tense and past participle of incourage.
- indagatory — investigatory
- inorganics — Plural form of inorganic.
- inorganize — To corrupt an organization; disorganize.
- instigator — to cause by incitement; foment: to instigate a quarrel.
- integrator — a person or thing that integrates.
- interorgan — (medicine) Between organs.
- intragroup — Taking place within a group, especially within a social group.
- invigorant — a tonic.
- invigorate — to give vigor to; fill with life and energy; energize.
- iron guard — a Romanian fascist party that was extremely nationalistic and anti-Semitic, eliminated after World War II.
- irrigation — the artificial application of water to land to assist in the production of crops.
- irrigators — Plural form of irrigator.
- irrorating — Present participle of irrorate.
- iso rating — a classification of film speed in which a doubling of the ISO number represents a doubling in sensitivity; for example, ISO 400 film requires half the exposure of ISO 200 under the same conditions. The system uses identical numbers to the obsolete ASA rating
- isographic — (in the study of the geographical distribution of a dialect) a line drawn on a map to indicate areas having common linguistic characteristics.
- jaguarondi — Alternative spelling of jaguarundi.
- jargonized — Simple past tense and past participle of jargonize.
- jeoparding — Present participle of jeopard.
- journaling — The activity of keeping a diary, also known as journal.
- kalgoorlie — a city in SW Australia: chief center of gold-mining industry in Australia.
- karyologic — of or relating to karyology
- kilogramme — (British) alternative spelling of kilogram.
- king cobra — a cobra, Ophiophagus hannah, of southeastern Asia and the East Indies, that grows to a length of more than 15 feet (5 meters): the largest of the venomous snakes.
- kirovograd — a city in S central Ukraine.
- kissograms — Plural form of kissogram.
- koniggratz — German name of Hradec Králové.
- lageniform — shaped like a flask; having an enlarged base tapering to a narrow neck.
- lar gibbon — white-handed gibbon.
- legionaire — Misspelling of legionnaire.
- legislator — a person who gives or makes laws.
- lightboard — switchboard (def 2).
- lipography — unintentional omission in writing, as of a specific letter or syllable.