15-letter words containing a, o, r, t, i, s
- first-day cover — a cover marked so as to indicate that it was mailed on the first day of issue of the stamp it bears and from one of the cities at which the stamp was issued on that day.
- fission reactor — a nuclear reactor in which a fission reaction takes place
- five-star hotel — a top-quality hotel offering exceptional luxury
- flirtatiousness — The quality of being flirtatious.
- floating screed — Building Trades. screed (def 3).
- floral tributes — bunches or arrangements of flowers left as a memorial at the site of a fatal incident
- fluoridationist — One who supports the addition of fluoride to the public water supply.
- for pity's sake — You can say for pity's sake to add emphasis to what you are saying, especially when you are annoyed or upset.
- for their pains — You say that something was all you got for your pains when you are mentioning the disappointing result of situation into which you put a lot of work or effort.
- formation rules — the set of rules that specify the syntax of a formal system; the algorithm that generates the well-formed formulae
- fovea centralis — a small pit or depression at the back of the retina forming the point of sharpest vision.
- free soil party — a former U.S. political party (1848–56) that opposed the extension of slavery in the Territories not yet admitted to statehood.
- fructifications — Plural form of fructification.
- fusospirochetal — Relating to fusospirochetes.
- gallant soldier — a South American plant, Galinsoga parviflora, widely distributed as a weed, having small daisy-like flowers surrounded by silvery scales: family Asteraceae (composites)
- gardening tools — tools used for gardening, such as a trowel, spade, rake, etc
- garrison troops — troops who maintain and guard a military base or fortified place
- gastric balloon — an inflatable rubber bag placed in the stomach to reduce its capacity as an aid to losing weight
- gastroenteritis — inflammation of the stomach and intestines.
- gastronomically — the art or science of good eating.
- generalisations — Plural form of generalisation.
- generalizations — Plural form of generalization.
- geostrophically — By means of, or in terms of, geostrophy.
- giant sunflower — a composite plant, Helianthus giganteus, of eastern North America, growing nearly 12 feet (4 meters) high and having very large yellow flower heads.
- glazier's point — a small, pointed piece of sheet metal, for holding a pane of glass in a sash until the putty has hardened.
- golden starfish — an award given to a bathing beach that meets EU standards of cleanliness
- golgi apparatus — an organelle, consisting of layers of flattened sacs, that takes up and processes secretory and synthetic products from the endoplasmic reticulum and then either releases the finished products into various parts of the cell cytoplasm or secretes them to the outside of the cell.
- golgi-apparatus — an organelle, consisting of layers of flattened sacs, that takes up and processes secretory and synthetic products from the endoplasmic reticulum and then either releases the finished products into various parts of the cell cytoplasm or secretes them to the outside of the cell.
- governmentalism — the trend toward expansion of the government's role, range of activities, or power.
- governmentalist — one who promotes the philosophy of governmentalism
- gram's solution — (sometimes lowercase) a solution of iodine, potassium iodide, and water, used in staining bacteria.
- great recession — the protracted worldwide economic recession following the financial crisis of 2007–08
- green mountains — a mountain range in E North America, extending from Canada through Vermont into W Massachusetts: part of the Appalachian system. Highest peak: Mount Mansfield, 1338 m (4393 ft)
- group therapist — a psychotherapist who conducts group therapy
- gyrostabilizers — Plural form of gyrostabilizer.
- hair extensions — synthetic or human hair attached to the hair on someone's head to give the appearance of longer hair
- hamiltonstovare — a large strong short-haired breed of hound with a black, brown, and white coat
- harbour station — the part of a port where boats shelter or station
- have words with — to argue angrily with
- hemochromatosis — a rare metabolic disorder characterized by a bronzed skin, cirrhosis, and severe diabetes, caused by the deposit in tissue, especially of the liver and pancreas, of hemosiderin and other pigments containing iron.
- hermaphroditism — the condition of being a hermaphrodite.
- heteroscedastic — (of several distributions) having different variances
- heterosexualism — Discrimination of non-heterosexual people on the basis of their sexual orientation.
- heterosexuality — sexual feeling or behavior directed toward a person or persons of the opposite sex.
- hierogrammatist — a writer of hierograms, hierogrammate
- historical cost — The historical cost of an asset is its original cost when it was first acquired by a company.
- historicization — Act or process of historicizing.
- historiographer — a historian, especially one appointed to write an official history of a group, period, or institution.
- historiographic — the body of literature dealing with historical matters; histories collectively.
- holocrystalline — (of igneous rocks) having only crystalline components and no glass