12-letter words containing a, r, i, s, t, o
- fornications — Plural form of fornication.
- fornicatress — (obsolete) A woman guilty of fornication.
- fort madison — a city in SE Iowa, on the Mississippi.
- fort pulaski — Count Casimir [kaz-uh-meer] /ˈkæz əˌmɪər/ (Show IPA), 1748–79, Polish patriot; general in the American Revolutionary army.
- fortepianist — the player of a fortepiano
- fracastorius — a walled plain in the fourth quadrant of the face of the moon: about 60 miles (97 km) in diameter.
- friction saw — a high-speed circular saw, usually toothless, that is used for cutting metals by using frictional heat to melt the material adjacent to it.
- frontiersman — a person, especially a man, who lives on the frontier, especially in sparsely settled regions.
- fructosamine — (organic compound) A chemical compound that can be considered the result of a reaction between fructose and ammonia or an amine (with a molecule of water being released).
- frustrations — Plural form of frustration.
- gastrocnemii — Plural form of gastrocnemius.
- gastrodermis — the inner cell layer of the body of an invertebrate.
- gastrologist — the study of the structure, functions, and diseases of the stomach.
- gastronomics — the cooking style typical of a region or country
- gastronomies — Plural form of gastronomy.
- gastronomist — a connoisseur of good food; gourmet; epicure.
- gastroscopic — Of or pertaining to gastroscopy.
- gastrotomies — Plural form of gastrotomy.
- gastrulation — the formation of a gastrula.
- geostrategic — Of, pertaining to, or using geostrategy.
- germinations — Plural form of germination.
- gesticulator — to make or use gestures, especially in an animated or excited manner with or instead of speech.
- gila monster — a large, venomous lizard, Heloderma suspectum, of the southwestern U.S. and northwestern Mexico, covered with beadlike scales of yellow, orange, and black.
- gramophonist — a person who uses a gramophone
- gran turismo — (of an automobile) certified as conforming to the specifications, as fuel capacity and engine displacement, for a class of standard automobiles (Gran Turismo) qualified to engage in various types of competitions. Abbreviation: GTO.
- granulations — Plural form of granulation.
- graphologist — the study of handwriting, especially when regarded as an expression of the writer's character, personality, abilities, etc.
- gratuitously — given, done, bestowed, or obtained without charge or payment; free; voluntary.
- gratulations — a feeling of joy.
- gravitropism — (biology, botany) a plant's ability to change its growth in response to gravity.
- groin strain — damage to the groin area caused by overexertion, esp suffered by a sports player
- grossularite — a mineral, calcium aluminum garnet, Ca 3 Al 2 Si 3 O 12 , occurring in gray-white to pinkish crystals.
- harmoniumist — a person who plays a harmonium
- hemarthrosis — (pathology) bleeding in the joints.
- hernioplasty — an operation for the repair of a hernia.
- heteroousian — a person who believes the Father and the Son to be unlike in substance or essence; an Arian (opposed to Homoousian).
- heteroplasia — the replacement of normal cells by abnormal cells, as in cancer.
- heterosocial — relating to or denoting mixed-sex social relationships
- heterotopias — Plural form of heterotopia.
- hibernations — Plural form of hibernation.
- hidrocystoma — An adenoma of the sweat glands.
- high treason — treason against the sovereign or state.
- histographic — a treatise on or description of organic tissues.
- historically — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- histrionical — (British) Alternative form of histrionic.
- holophrastic — using or consisting of a single word that functions as a phrase or sentence.
- holothurians — Plural form of holothurian.
- horse trials — a competitive sporting event at which riders have to show their skill in dressage, show-jumping, and cross-country
- horse's tail — burro's tail.
- house martin — a small European swallow, Delichon urbica, that builds its nest under the eaves of houses.