12-letter words containing t, o, s, l, i
- foster child — a child raised by someone who is not its natural or adoptive parent.
- foul-tasting — having a very unpleasant taste
- frictionless — surface resistance to relative motion, as of a body sliding or rolling.
- fuliginosity — The condition or quality of being fuliginous; sootiness.
- fulminations — Plural form of fulmination.
- functionless — Lacking a function.
- futurologist — (sometimes initial capital letter) a follower of futurism, especially an artist or writer.
- gaff topsail — Also called fore-and-aft topsail. a jib-headed fore-and-aft sail set above a gaff.
- gaff-topsail — Also called fore-and-aft topsail. a jib-headed fore-and-aft sail set above a gaff.
- galactosemia — an inherited disorder characterized by the inability to metabolize galactose and requiring a galactose-free diet to avoid consequent mental retardation and eye, spleen, and liver abnormalities.
- galactosides — Plural form of galactoside.
- galvanotaxis — movement of an organism or any of its parts in a particular direction in response to an electric current; electrotaxis.
- gastrologist — the study of the structure, functions, and diseases of the stomach.
- gastrulation — the formation of a gastrula.
- gelatigenous — (archaic) Producing or yielding gelatin.
- gentilitious — relating to a gens
- gesticulator — to make or use gestures, especially in an animated or excited manner with or instead of speech.
- giant slalom — a slalom race in which the course has more gates and is longer and steeper than that in a regular slalom.
- 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.
- glaciologist — glacialist.
- glioblastoma — A highly invasive glioma in the brain.
- glomerulitis — inflammation of the glomeruli of the kidney.
- glossematics — a school of linguistic analysis developed by Louis Hjelmslev (1899–1965) in Copenhagen in the 1930s based on the study of the distribution of glossemes.
- glossolalist — One who exhibits glossolalia; one who speaks in tongues.
- glossologist — One who defines and explains terms; one versed in glossology.
- glossoptosis — (medicine) The abnormal downward displacement or retraction of the tongue.
- glottologist — One who studies glottology; a linguist or philologist.
- go ballistic — of or relating to ballistics.
- goldsmithery — the occupation of a goldsmith
- goldsmithing — The work of a goldsmith; the forging of gold.
- 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.
- grossularite — a mineral, calcium aluminum garnet, Ca 3 Al 2 Si 3 O 12 , occurring in gray-white to pinkish crystals.
- gynecologist — a physician specializing in gynecology. Abbreviation: GYN, gyn.
- haematolysis — Haemolysis.
- half section — a part that is cut off or separated.
- half-section — a part that is cut off or separated.
- halton hills — a city in SE Ontario, in S Canada, near Toronto.
- haptoglobins — Plural form of haptoglobin.
- heliotropism — heliotropic tendency or growth.
- hematologist — the study of the nature, function, and diseases of the blood and of blood-forming organs.
- heortologist — a person who studies heortology
- hernioplasty — an operation for the repair of a hernia.
- heteroclisis — (grammar) The presence of two or more classes of inflection in the inflectional paradigm of a noun, verb etc.
- heteroclites — Plural form of heteroclite.
- heteroplasia — the replacement of normal cells by abnormal cells, as in cancer.
- heterosocial — relating to or denoting mixed-sex social relationships
- hill station — a village, post, or the like, especially in S Asia, at a high altitude where government officials and others can be stationed to escape the great heat of tropical summers.