12-letter words containing t, r, i, f
- left-brained — having the left brain dominant, therefore being more adept at logic, calculation, language, and other thought processes or skills usually associated with the left brain.
- life history — the series of living phenomena exhibited by an organism in the course of its development from inception to death.
- life partner — one member of a monogamous relationship.
- life support — equipment to sustain a patient's life
- life-support — of or relating to equipment or measures that sustain or artificially substitute for essential body functions, as breathing or disposal of body wastes: Without life-support equipment, the patient might die.
- lifestreamer — a person who provides an online record of his or her life, either by means of live video footage or via an online collection of social network updates, blogs, and photos
- lighter fuel — the fuel used in a cigarette or cigar lighter
- lofting iron — a club whose head has a sloped face, for lofting the ball.
- loosestrifes — Plural form of loosestrife.
- lovecraftian — referring to or reminiscent of the work of the American fantasy and horror fiction author H.P. Lovecraft (1870–1937)
- malformation — faulty or anomalous formation or structure, especially in a living body: malformation of the teeth.
- mercy flight — an aircraft flight to bring a seriously ill or injured person to hospital from an isolated community
- midafternoon — the part of the afternoon centering approximately on three o'clock; the period approximately halfway between noon and sunset.
- mifepristone — an antigestational drug, C 29 H 35 NO 2 , that prevents a fertilized egg from attaching to the uterine wall by blocking the action of progesterone.
- mirthfulness — joyous; cheerful; jolly; merry: a mirthful laugh.
- misfeaturing — distorting the features
- misformation — the act or process of forming or the state of being formed: the formation of ice.
- misfortunate — Having suffered misfortune; pitiable.
- mixed forest — a forest filling the transition from natural coniferous to deciduous forest, and containing both types of tree
- modificatory — modifying.
- moire effect — the appearance, when two regularly spaced sets of lines are superimposed, of a new set of lines (moiré pattern) passing through the points where the original lines cross at small angles.
- mortifyingly — In a mortifying manner; so as to cause great embarrassment.
- mothproofing — Present participle of mothproof.
- mud filtrate — Mud filtrate is the liquid part of the mud which can pass through a medium and become separated from the mudcake.
- multifarious — having many different parts, elements, forms, etc.
- multiflorous — bearing many flowers, as a peduncle.
- multiformity — having many different shapes, forms, or kinds.
- multifractal — (mathematics) Describing a system that is fractal in multiple ways.
- multifurcate — forked; branching.
- mutessarifat — a province governed by a mutessarif
- narcotraffic — Traffic in narcotics.
- neoformation — a new and abnormal growth of tissue; tumor; neoplasm.
- new frontier — the principles and policies of the liberal wing of the Democratic Party under the leadership of President John F. Kennedy.
- ninety-first — next after the ninetieth; being the ordinal number for 91.
- nitrate film — film stock using a base of cellulose nitrate: extremely flammable and tending to erode at a relatively early age.
- noise factor — the ratio of the noise output of an ideal device to the noise output of the unit being tested.
- non-friction — surface resistance to relative motion, as of a body sliding or rolling.
- nonvitrified — Not converted into glass.
- north africa — the northern part of Africa, especially the region north of the tropical rain forest and comprised of Morocco, Algeria, Tunisia, Libya, and that part of Egypt west of the Gulf of Suez.
- north-facing — facing towards the north
- of o's birth — The country, town, or village of your birth is the place where you were born.
- off the grid — not using any of the services, such as bank accounts, public utilites, etc, that allow a person's activities to be monitored by the authorities
- office party — a party or informal social gathering for all the employees in a particular organization or department
- oil platform — An oil platform is a structure that is used when getting oil from the ground under the sea.
- old favorite — If you refer to something as an old favorite, you mean that it has been in existence for a long time and everyone knows it or likes it.
- olfactronics — the measurement and analysis of smells through instruments
- on the fritz — on the fritz, not in working order: Our TV went on the fritz last night.
- ostrich fern — a tall North American fern, Matteuccia struthiopteris, with large mature leaves that resemble ostrich plumes, a popular landscaping plant whose curled new leaves, called fiddleheads, are eaten as a vegetable.
- out of print — of, for, or comprising newspapers and magazines: print media.
- out-of-print — being no longer published; no longer printed or reprinted: a bookstore specializing in out-of-print books.