12-letter words containing r, o, t, a, l
- golden stars — a plant, Bloomeria crocea, of the amaryllis family, native to southern California, having clusters of golden-orange, starlike flowers.
- 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
- governmental — the political direction and control exercised over the actions of the members, citizens, or inhabitants of communities, societies, and states; direction of the affairs of a state, community, etc.; political administration: Government is necessary to the existence of civilized society.
- gradeflation — grade inflation.
- grallatorial — belonging or pertaining to the wading birds, as the snipes, cranes, storks, and herons, many species of which have very long legs.
- grammatology — the scientific study of systems of writing.
- granulations — Plural form of granulation.
- granuloblast — an immature granulocyte.
- granulocytes — Plural form of granulocyte.
- 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.
- grapple shot — a grapnellike projectile fired from a gun and used as a hold for the end of a line in rescue operations or in kedging.
- gratuitously — given, done, bestowed, or obtained without charge or payment; free; voluntary.
- gratulations — a feeling of joy.
- grossularite — a mineral, calcium aluminum garnet, Ca 3 Al 2 Si 3 O 12 , occurring in gray-white to pinkish crystals.
- ground alert — the state of waiting for orders in or near combat airplanes ready to take to the air at once.
- ground fault — the momentary, usually accidental, grounding of a conducting wire.
- ground plate — Electricity. a metal plate for making a ground connection to the earth.
- gutturonasal — articulated in the back of the mouth and given resonance in the nasal cavity, as the sound represented by (ng) in (ring).
- half brother — brother (def 2).
- half-brother — brother (def 2).
- hallucinator — One whose judgment and acts are affected by hallucinations; one who errs on account of his hallucinations.
- halobacteria — Plural form of halobacterium.
- halotolerant — (biology) Able to tolerate a high concentration of salt in its environment.
- halotrichite — a mineral, iron alum, isomorphous with pickeringite, occurring in the form of yellowish fibers.
- hamartiology — the doctrine of sin in Christian theology
- harold stark — Harold Raynsford [reynz-ferd] /ˈreɪnz fərd/ (Show IPA), 1880–1972, U.S. admiral.
- headstrongly — In a headstrong manner.
- helicobacter — Any member of the Helicobacter bacteria.
- heliotherapy — treatment of disease by means of sunlight.
- hernioplasty — an operation for the repair of a hernia.
- heteroblasty — the morphological changes that occur in plants between juvenility and adulthood
- heterocercal — having an unequally divided tail, characteristic of sharks, rays, and skates.
- heterodactyl — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- heteroplasia — the replacement of normal cells by abnormal cells, as in cancer.
- heteroplasty — the repair of lesions with tissue from another individual or species.
- heterosexual — of, relating to, or exhibiting heterosexuality.
- heterosocial — relating to or denoting mixed-sex social relationships
- heterothally — the condition of being heterothallic
- hexobarbital — a barbiturate with hypnotic and sedative properties
- historically — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- histrionical — (British) Alternative form of histrionic.
- holkar state — a former state of central India, ruled by the Holkar dynasty of Maratha rulers of Indore (18th century until 1947)
- holophrastic — using or consisting of a single word that functions as a phrase or sentence.
- holothurians — Plural form of holothurian.
- homeothermal — homoiothermal.
- honorability — (American spelling) Alternative form of honourability.
- horizontally — at right angles to the vertical; parallel to level ground.
- horometrical — Relating to horometry.
- horse trials — a competitive sporting event at which riders have to show their skill in dressage, show-jumping, and cross-country