11-letter words containing tro
- prototrophy — the state of being a prototroph
- reintroduce — to present (a person) to another so as to make acquainted.
- repatronize — to give (a store, restaurant, hotel, etc.) one's regular patronage; trade with.
- resveratrol — a compound found in red grapes, mulberries, peanuts, and certain plants, used medicinally as an antioxidant and anti-inflammatory
- retroaction — action that is opposed or contrary to the preceding action.
- retroactive — operative with respect to past occurrences, as a statute; retrospective: a retroactive law.
- retrobulbar — situated behind the eyeball.
- retroengine — a small rocket on a spacecraft which is fired to alter its course or slow it down
- retrolental — located or occurring behind a lens, as of the eye.
- retrophilia — a strong liking for things from the past
- retrorocket — a small, auxiliary rocket engine, forming a part of a larger rocket vehicle and having its exhaust nozzle pointed toward the direction of flight, for decelerating the larger rocket, separating one stage from another, etc.
- retrosexual — a heterosexual man who spends little time and money on his personal appearance
- retroussage — the technique or action, in etching or engraving, of drawing up ink from within the incised lines of an inked plate by deftly passing a soft cloth across its surface in order to spread ink to the adjacent areas.
- rheotropism — the effect of a current of water upon the direction of plant growth.
- rising trot — a horse's trot in which the rider rises from the saddle every second beat
- self-strong — having, showing, or able to exert great bodily or muscular power; physically vigorous or robust: a strong boy.
- sinistrorse — (from a point of view at the center of the spiral) rising spirally in a counterclockwise manner, as a stem (opposed to dextrorse).
- spectrogram — a representation or photograph of a spectrum.
- spectrology — the study of ghosts, phantoms, or apparitions.
- stilbestrol — a nonsteroidal synthetic estrogen, C 18 H 20 O 2 , used in medicine chiefly in the treatment of menopausal symptoms and in animal feeds for chemical caponization: formerly used during pregnancy for the prevention of miscarriage but discontinued owing to its association with an increased risk of vaginal and cervical cancers in women having had fetal exposure. Abbreviation: DES.
- stroboscope — a device for studying the motion of a body, especially a body in rapid revolution or vibration, by making the motion appear to slow down or stop, as by periodically illuminating the body or viewing it through widely spaced openings in a revolving disk.
- stroke hole — (in a handicap match) a hole at which players with a handicap deduct a stroke from the number taken to play the hole.
- stroke play — medal play.
- stromateoid — resembling or related to the Stromateidae.
- strombolian — relating to or denoting a type of volcanic eruption characterized by repeated fountaining or jetting of fluid lava into the air
- strong gale — a wind of 47–54 miles per hour (21–24 m/sec).
- strong meat — anything arousing fear, anger, repulsion, etc, except among a tolerant or receptive minority
- strong side — the side of the offensive line where the tight end is positioned, thereby the side having the greater number of players.
- strong suit — Bridge. a long suit that contains high cards.
- strongpoint — a fortified defensive position; stronghold.
- strongyloid — of or relating to a strongyle
- subtropical — bordering on the tropics; nearly tropical.
- superstrong — extremely strong
- synchrotron — a type of cyclotron consisting of magnetic sections alternately spaced with sections in which particles are electrostatically accelerated.
- tea trolley — a trolley from which tea is served
- telecontrol — the remote control of electronic devices
- thaumatrope — a card with different pictures on opposite sides, as a horse on one side and a rider on the other, which appear as if combined when the card is twirled rapidly, thus illustrating the persistence of visual impressions.
- the tropics — that part of the earth's surface between the tropics of Cancer and Capricorn; the Torrid Zone
- thixotropic — the property exhibited by certain gels of becoming liquid when stirred or shaken.
- thyrotropic — capable of stimulating the thyroid gland.
- thyrotropin — an anterior pituitary hormone that regulates the activity of the thyroid gland.
- trimetrogon — of or relating to a system of aerial photography using three cameras, one pointed directly downward and the others at 60° to it.
- triquetrous — three-sided; triangular.
- trobar clus — a complex and obscure style of writing adopted by some 12th-century Provençal poets.
- trochophore — a ciliate, free-swimming larva common to several groups of invertebrates, as many mollusks and rotifers.
- troglobiont — any creature having a cave-dwelling mode of life.
- troglodytic — a prehistoric cave dweller.
- trojan duck — a duck that is a carrier of avian flu and is therefore a threat to other birds and also to humans, but which shows no outward signs of infection
- trolley bus — a passenger bus operating on tires and having an electric motor that draws power from overhead wires.
- trolley car — a streetcar propelled electrically by current taken by means of a trolley from a conducting wire strung overhead or running beneath a slot between the tracks.