12-letter words containing a, r, i, o, t
- gladiatorian — (dated) Of or relating to gladiators or to combat in general; gladiatorial.
- gloria patri — the short hymn “Glory be to the Father, and to the Son, and to the Holy Ghost. As it was in the beginning, is now, and ever shall be, world without end. Amen.”.
- glutaredoxin — (enzyme) Any of a family of small redox enzymes that use glutathione as a cofactor.
- go hard with — to cause pain or difficulty to (someone)
- golden ratio — the ratio of two lengths, equal in value to (1 + √5)/2, and given by b/a = (b + a)/b; it is the reciprocal of the golden section and also equal to (1 + golden section)
- goliath frog — the largest living frog, Rana goliath, which occurs in the Congo region of Africa and can grow to a length of 30 centimetres
- gonadotropic — pertaining to substances formed in the anterior pituitary gland that affect the activity of the ovary or testis.
- gonadotropin — a gonadotropic substance.
- gordian knot — pertaining to Gordius, ancient king of Phrygia, who tied a knot (the Gordian knot) that, according to prophecy, was to be undone only by the person who was to rule Asia, and that was cut, rather than untied, by Alexander the Great.
- gothic armor — white armor of the 15th century, marked especially by much fluting and ornamentation.
- gradeflation — grade inflation.
- grain growth — a tendency of certain grains to grow and absorb others when heated under certain conditions.
- grallatorial — belonging or pertaining to the wading birds, as the snipes, cranes, storks, and herons, many species of which have very long legs.
- 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.
- granodiorite — a coarse-grained acid igneous rock containing almost twice as much plagioclase as orthoclase: intermediate in composition between granite and diorite
- granulations — Plural form of granulation.
- granulocytic — Of, or pertaining to, granulocytes.
- 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.
- gravitometer — an instrument that measures specific gravities
- gravitropism — (biology, botany) a plant's ability to change its growth in response to gravity.
- grayanotoxin — a toxin found in the nectar of some species of rhododendron and other plants of the family Ericaceae and in food made from their nectar, as unpasteurized honey, poisonous to humans and animals.
- 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.
- gut reaction — instinctive response
- gyromagnetic — of or relating to the magnetic properties of a rotating charged particle.
- haemoprotein — Alternative spelling of hemoprotein.
- hallucinator — One whose judgment and acts are affected by hallucinations; one who errs on account of his hallucinations.
- halobacteria — Plural form of halobacterium.
- halotrichite — a mineral, iron alum, isomorphous with pickeringite, occurring in the form of yellowish fibers.
- hamartiology — the doctrine of sin in Christian theology
- hand of writ — handwriting; penmanship.
- haricot bean — Haricot beans are small white beans that are eaten as a vegetable. They are often sold dried rather than fresh.
- haricot vert — green bean.
- harmoniumist — a person who plays a harmonium
- helicobacter — Any member of the Helicobacter bacteria.
- heliotherapy — treatment of disease by means of sunlight.
- hemarthrosis — (pathology) bleeding in the joints.
- hemichordate — belonging or pertaining to the chordates of the phylum Hemichordata, comprising small, widely distributed, marine animals, as the acorn worms.
- hernioplasty — an operation for the repair of a hernia.
- herring boat — a fishing boat that specializes in catching herring
- heteroousian — a person who believes the Father and the Son to be unlike in substance or essence; an Arian (opposed to Homoousian).
- heterophobia — Fear or resentment of what is different.
- heterophoria — a latent strabismus of one or both eyes.
- heteroplasia — the replacement of normal cells by abnormal cells, as in cancer.
- heterosocial — relating to or denoting mixed-sex social relationships
- heterotactic — of, relating to, or characterized by heterotaxis.
- heterotopias — Plural form of heterotopia.