12-letter words containing t, i, g, l, o
- timbrologist — a stamp-collector
- to the gills — the respiratory organ of aquatic animals, as fish, that breathe oxygen dissolved in water.
- toga virilis — the white toga assumed by boys in ancient Rome at the end of their 14th year.
- toggle joint — any of various devices consisting basically of a rod that can be inserted into an object and then manipulated so that the inserted part spreads, becomes offset, or turns at a right angle to the exterior part, allowing it to be used as a support, handle, linkage, lever, etc.
- tone dialing — a system of calling telephone numbers wherein tones of differing pitch corresponding to the digits in the number called are electronically generated by manipulating pushbuttons (contrasted with pulse dialing).
- topping lift — a line for raising and supporting a spar, as a yard or boom.
- tragicomical — a dramatic or other literary composition combining elements of both tragedy and comedy.
- tribological — relating to tribology
- trichologist — the science dealing with the study of the hair and its diseases.
- triple bogey — a score of three strokes over par on a hole.
- troglodytism — the condition of being a troglodyte
- tumbling box — a box, pivoted at two corners, used in the manner of a tumbling barrel.
- two-pin plug — a plug that has two pins for inserting into a socket
- unapologetic — containing an apology or excuse for a fault, failure, insult, injury, etc.: An apologetic letter to his creditors explained the delay.
- uncollegiate — of or relating to a college: collegiate life.
- undoubtingly — in an undoubting manner
- unnegotiable — capable of being negotiated: a negotiable salary demand.
- unobligatory — required as a matter of obligation; mandatory: A reply is desirable but not obligatory.
- urbanologist — a sociologist specializing in urban life and problems
- urinogenital — genitourinary.
- vasoligation — ligation of the vas deferens.
- vasoligature — vasoligation.
- vegetational — all the plants or plant life of a place, taken as a whole: the vegetation of the Nile valley.
- vigintillion — a cardinal number represented in the U.S. by 1 followed by 63 zeros, and in Great Britain by 1 followed by 120 zeros.
- vital organs — organs in the body that are essential to life
- vitellogenic — producing or stimulating the formation of yolk
- vitiliginous — a skin disorder characterized by smooth, white patches on various parts of the body, caused by the loss of the natural pigment.
- walking boot — a lightweight rigid knee-length boot with a reinforced sole and straps that fasten around the leg, used for support after a sprain or fracture
- walking tour — a tour on which you walk rather than using transport
- waterfowling — the sport of shooting waterfowl
- waterlogging — to cause (a boat, ship, etc.) to become uncontrollable as a result of flooding.
- wellingtonia — (UK) A large coniferous tree, Sequoiadendron giganteum, from California.
- whaling port — a home port for whaling vessels.
- wigglesworth — Michael, 1631–1705, U.S. theologian and author, born in England.
- withholdings — Plural form of withholding.
- wood's light — ultraviolet light filtered through glass containing nickel oxide, used in detecting forgeries, in detecting microbes in hair, etc.
- yellow light — a yellow traffic light, usually preceding a signal halting traffic in a particular direction.
- zero tillage — no-tillage.
- zone melting — a process of purifying any of various metals and other materials, as germanium or silicon, by passing it in bar form through an induction coil.