12-letter words containing a, g, t, h, o
- geotechnical — of or relating to practical applications of geological science in civil engineering, mining, etc.
- geothermally — By geothermal means, especially by means of geothermal energy.
- get ahead of — to outdo or excel
- get ahold of — to get in touch with
- ghost estate — (esp in Ireland) a housing estate built during an economic boom but unfinished or unoccupied during a recession
- giant hornet — any large, stinging paper wasp of the family Vespidae, as Vespa crabro (giant hornet) introduced into the U.S. from Europe, or Vespula maculata (bald-faced hornet or white-faced hornet) of North America.
- gigantomachy — (in Greek mythology) the struggle between the gods and the giants.
- glatt kosher — prepared for eating according to the dietary laws followed by Hasidic Jews, which differ somewhat from those followed by other observers of kashruth: glatt kosher meat.
- glyptography — the description or study of engraved gems or other stones.
- gnathostomes — Plural form of gnathostome.
- go hard with — to cause pain or difficulty to (someone)
- goddaughters — Plural form of goddaughter.
- gold therapy — administration of gold salts as a treatment for disease, especially rheumatoid arthritis.
- 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
- good-hearted — kind or generous; considerate; benevolent.
- gopher state — Minnesota (used as a nickname).
- gothic armor — white armor of the 15th century, marked especially by much fluting and ornamentation.
- grain growth — a tendency of certain grains to grow and absorb others when heated under certain conditions.
- gramophonist — a person who uses a gramophone
- grandmothers — Plural form of grandmother.
- graph theory — the branch of mathematics dealing with linear graphs.
- 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.
- gynantherous — having the stamens converted into pistils by the action of frost, disease, or insects.
- halogenating — Present participle of halogenate.
- halogenation — (chemistry) The reaction of a halogen with something, especially the replacement of a hydrogen atom of an organic compound with a halogen one.
- hamartiology — the doctrine of sin in Christian theology
- hanging post — a post from which a door, gate, etc., is hung.
- hangtown fry — a type of omelet to which fried oysters, bacon, and sometimes onions are added.
- haptoglobins — Plural form of haptoglobin.
- have a go at — attack verbally
- have got sth — You use have got to say that someone has a particular thing, or to mention a quality or characteristic that someone or something has. In informal American English, people sometimes just use 'got'.
- have it good — to be in comfortable circumstances
- headstrongly — In a headstrong manner.
- hemangiomata — See under angioma.
- hematogenous — originating in the blood.
- hematologist — the study of the nature, function, and diseases of the blood and of blood-forming organs.
- hepaticology — the scientific study of bryophyte plants known as hepatics or liverworts
- hepatogenous — originating in the liver
- hepatomegaly — an abnormal enlargement of the liver, usually associated with liver disease or heart failure.
- herring boat — a fishing boat that specializes in catching herring
- heterogamete — either of a pair of conjugating gametes differing in form, size, structure, or sex.
- heterogamety — the condition or state of being heterogametic
- heterogamous — Genetics. having unlike gametes, or reproducing by the union of such gametes (opposed to isogamous).
- heterografts — Plural form of heterograft.
- heterography — spelling different from that in current use.
- hierogrammat — a writer of hierograms.
- high treason — treason against the sovereign or state.
- high voltage — high-power electricity
- high-voltage — operating on or powered by high voltage: a high-voltage generator.