13-letter words containing x, s, t, r
- extroversions — Plural form of extroversion.
- harvest index — a measurement of crop yield: the weight of a harvested product as a percentage of the total plant weight of a crop.
- hetero-sexism — a prejudiced attitude or discriminatory practices against homosexuals by heterosexuals.
- heterosexuals — Plural form of heterosexual.
- index futures — a form of financial futures based on projected movement of a share price index, such as the Financial Times Stock Exchange 100 Share Index
- intersexually — In an intersexual way.
- levant storax — a solid resin with a vanillalike odor, obtained from a small tree, Styrax officinalis: formerly used in medicine and perfumery.
- liquid storax — a solid resin with a vanillalike odor, obtained from a small tree, Styrax officinalis: formerly used in medicine and perfumery.
- marx brothers — the. a US family of film comedians, esp Arthur Marx, known as Harpo (1888–1964), Herbert Marx, known as Zeppo (1901–79), Julius Marx, known as Groucho (1890–1977), and Leonard Marx, known as Chico (1886–1961). Their films include Animal Crackers (1930), Monkey Business (1931), Horsefeathers (1932), Duck Soup (1933), and A Day at the Races (1937)
- midterm exams — exams taken during the middle of a term in a school, university, etc
- mixed crystal — a crystal consisting of a solid solution of two or more distinct compounds
- morpho-syntax — the study of the morphological and syntactic properties of linguistic or grammatical units.
- murexide test — a test in which treatment of a substance, usually urine, with nitric acid and ammonia indicates the presence of uric acid by formation of murexide.
- nitrous oxide — a colorless, sweet-smelling, sweet-tasting, nonflammable, slightly water-soluble gas, N 2 O, that sometimes produces a feeling of exhilaration when inhaled: used chiefly as an anesthetic in dentistry and surgery, in the manufacture of chemicals, and as an aerosol.
- overextension — to extend, reach, or expand beyond a proper, safe, or reasonable point: a company that overextended its credit to diversify.
- parasexuality — parasexual behaviour
- posix threads — (programming) (Pthreads) A POSIX standard API that defines a set of C programming language types, functions and constants for creating and manipulating pre-emptive threads. The standard's full name is "POSIX.1c, Threads extensions (IEEE Std 1003.1c-1995)". Implementations are available on many Unix-like POSIX-conformant operating systems such as FreeBSD, NetBSD, OpenBSD, GNU/Linux, Mac OS X and Solaris as well as DR-DOS and Microsoft Windows. Pthreads was designed and implemented in the PART Project (POSIX / Ada-Runtime Project).
- pre-existence — to exist beforehand.
- prefix syntax — prefix notation
- protected sex — sexual activity during which a condom is used to protect against sexually transmitted disease and pregnancy.
- rotation axis — an imaginary line through a crystal about which the crystal may be rotated a specified number of degrees and be brought back to its original position.
- rotation-axes — a process of replacing the axes in a Cartesian coordinate system with a new set of axes making a specified angle with and having the same origin as the original axes.
- saint-exupery — Antoine de [ahn-twan duh] /ɑ̃ˈtwan də/ (Show IPA), 1900–45, French author and aviator.
- severance tax — a tax levied by a state on the extraction and use of a natural product, as coal, that is sold outside the state or during a certain period.
- sex chromatin — Barr body.
- spermatotoxic — spermotoxic.
- spermatotoxin — spermotoxin.
- square matrix — a matrix in which the number of rows is equal to the number of columns.
- start of text — (character) (STX) Mnemonic for ASCII 2.
- storax family — the plant family Styracaceae, characterized by trees and shrubs having simple, alternate leaves, clusters of bell-shaped white flowers, and fleshy or dry fruit, and including the silver bell, snowbell, and storax.
- tax inspector — a government official whose job is to make sure that people and companies are paying the right amount of tax
- texas leaguer — a pop fly that falls safely between converging infielders and outfielders.
- texas rangers — a member of the Texas state police force or, especially formerly, of the mounted state police.
- time exposure — a long exposure in which the shutter is opened and closed by hand or by a mechanism other than the automatic mechanism of the shutter.
- visitor's tax — a tax that visitors to a place must pay
- visual cortex — the portion of the cerebral cortex of the brain that receives and processes impulses from the optic nerves.
- vortex street — a regular stream of vortices or parallel streams of vortices carried downstream by the flow of a fluid over a body. These are sometimes made visible by vapour condensation as in the vortex trails from the wing tips of an aeroplane
- x-ray burster — a celestial source from which bursts of x-rays are received.
- xanthochroism — a condition in certain animals, esp aquarium goldfish, in which all skin pigments other than yellow and orange disappear
- xanthochroous — light-skinned and fair-haired
- xenoestrogens — Plural form of xenoestrogen.
- xiphiplastral — pertaining to or comprising a xiphiplastron
- xiphiplastron — the fourth lateral plate of a turtle's plastron
- yeast extract — food ingredient obtained from yeast