15-letter words containing a, c, t, g
- right-branching — (of a grammatical construction) characterized by greater structural complexity in the position following the head, as the phrase the house of the friend of my brother; having most of the constituents on the right in a tree diagram (opposed to left-branching).
- rightabout-face — a turning directly about so as to face in the opposite direction
- robert guiscard — Robert [French raw-ber] /French rɔˈbɛr/ (Show IPA), (Robert de Hauteville) c1015–85, Norman conqueror in Italy.
- sarcoptic mange — mange caused by burrowing mites of the genus Sarcoptes.
- savings account — a bank account on which interest is paid, traditionally one for which a bankbook is used to record deposits, withdrawals, and interest payments.
- scaling circuit — an electronic device or circuit that aggregates electric pulses and gives a single output pulse for a predetermined number of input pulses
- scarlet tanager — an American tanager, Piranga olivacea, the male of which is bright red with black wings and tail during the breeding season.
- scatter diagram — a graphic representation of bivariate data as a set of points in the plane that have Cartesian coordinates equal to corresponding values of the two variates.
- scavenge stroke — (in a reciprocating engine) the stroke of a piston in a four-stroke cycle that pushes the burnt gases out as exhaust
- schiffs-reagent — a solution of rosaniline and sulfurous acid in water, used to test for the presence of aldehydes.
- school teaching — School teaching is the work done by teachers in a school.
- school-gate mum — a young family-oriented working mother, considered by political parties as forming a significant part of the electorate
- scotch highland — any of a breed of small, hardy, usually dun-colored, shaggy-haired beef cattle with long, widespread horns, able to withstand the cold and sparse pasturage of its native western Scottish uplands.
- scottish gaelic — the Gaelic of the Hebrides and the Highlands of Scotland, also spoken as a second language in Nova Scotia.
- scrape together — to deprive of or free from an outer layer, adhering matter, etc., or to smooth by drawing or rubbing something, especially a sharp or rough instrument, over the surface: to scrape a table to remove paint and varnish.
- scratching post — a block or post of wood, usually covered with carpeting, on which a cat can use its claws.
- second mortgage — a mortgage the lien of which is next in priority to a first mortgage.
- self-afflicting — to distress with mental or bodily pain; trouble greatly or grievously: to be afflicted with arthritis.
- self-diagnostic — the diagnosis of one's own malady or illness.
- self-lacerating — to tear roughly; mangle: The barbed wire lacerated his hands.
- semilogarithmic — (of graphing) having one scale logarithmic and the other arithmetic or of uniform gradation.
- significatively — serving to signify.
- singing teacher — a teacher who gives instruction in how to sing
- social heritage — the entire inherited pattern of cultural activity present in a society.
- social register — a directory or list of people prominent in the fashionable society of a given area
- social standing — a person's status or social class in society
- speech training — training designed to improve spoken skills, such as voice projection
- sporting chance — an even or fair opportunity for a favorable outcome in an enterprise, as winning in a game of chance or in any kind of contest: They gave the less experienced players a sporting chance by handicapping the experts.
- stacking swivel — a metal swivel attached to the stock of a military rifle for use in hooking three rifles together to form a stack.
- stage direction — an instruction written into the script of a play, indicating stage actions, movements of performers, or production requirements.
- stalagmitically — in a way that relates to, consists of, or is like stalagmites
- standing charge — fixed energy costs
- star of courage — a Canadian award for bravery
- starting blocks — the rigid blocks adjustable at an angle and mounted on a track against which a runner's shoes are placed to aid in starting
- stereologically — by way of stereology or in a stereological manner
- straight ticket — a ballot on which all votes have been cast for candidates of the same party.
- straight-acting — (of a gay person) having the mannerisms of a heterosexual person: used esp by gay people of other gay people
- straight-backed — having a straight, usually high, back: a straight-backed chair.
- straining piece — (in a queen-post roof) a horizontal beam uniting the tops of the two queen posts, and resisting the thrust of the roof.
- structural gene — cistron.
- subject catalog — a catalog having entries listed by subject only.
- subject heading — a title or heading of a category, esp in a bibliography or index
- subject-raising — a rule that moves the subject of a complement clause into the clause in which it is embedded, as in the derivation of He is likely to be late from It is likely that he will be late
- surgical spirit — Surgical spirit is a liquid which is used to clean wounds or surgical instruments. It consists mainly of alcohol.
- surgical strike — a military action designed to destroy a particular target without harming other people or damaging other buildings near it
- syllogistically — of or relating to a syllogism.
- symptomological — relating to symptomology
- synergistically — pertaining to, characteristic of, or resembling synergy: a synergistic effect.
- syngeneic graft — a tissue or organ transplanted from one member of a species to another, genetically identical member of the species, as a kidney transplanted from one identical twin to the other.
- tactical voting — Tactical voting is the act of voting for a particular person or political party in order to prevent someone else from winning, rather than because you support that person or party.