17-letter words containing ul
- molecular orbital — Physics, Chemistry. a wave function describing the state of a single electron in an atom (atomic orbital) or in a molecule (molecular orbital) the electron in that state.
- mullerian mimicry — the resemblance in appearance of two or more unpalatable species, which are avoided by predators to a greater degree than any one of the species would be otherwise.
- multi-directional — extending or operating in several directions at the same time; functioning or going in more than one direction: a multidirectional stereo speaker system.
- multi-millionaire — a person who possesses a fortune that amounts to many millions of dollars, francs, etc.
- multi-nationalism — a large corporation with operations and subsidiaries in several countries.
- multicollinearity — (statistics) A phenomenon in which two or more predictor variables in a multiple regression model are highly correlated, so that the coefficient estimates may change erratically in response to small changes in the model or data.
- multidisciplinary — composed of or combining several usually separate branches of learning or fields of expertise: a multidisciplinary study of the 18th century.
- multigenerational — of or relating to several generations, as of a family, or society: a multigenerational novel covering 300 years.
- multilateral well — A multilateral well is a well that has more than one branch radiating from the main wellbore.
- multiline insurer — an insurance company that is engaged in more than two fields of insurance.
- multimedia system — multimedia
- multimillionaires — Plural form of multimillionaire.
- multiple cropping — the use of the same field for two or more crops, whether of the same or of different kinds, successively during a single year.
- multiple exposure — the filming of more than one scene in a single frame
- multiple integral — an integral in which the integrand involves a function of more than one variable and which requires for evaluation repetition of the integration process.
- multiple neuritis — polyneuritis.
- multiple-unit car — a self-propelled railroad car, generally used in commuting service, equipped so that a train of such cars can be operated from any one of them.
- multiplex printer — (hardware) A duplex circuit using time-division multiplexing to provide multiple duplex channels over one wire. For example, channels A, B, C, and D could be used for simultaneous transmission in both directions.
- multiplier effect — the effect of government spending on national income
- multipotentiality — The capacity to develop in multiple ways; the state of having multiple potentialities.
- multitudinousness — The state or condition of being multitudinous.
- naked singularity — an infinitely dense point mass without a surrounding black hole
- narrow-shouldered — having shoulders which do not extend very far from the neck; not broad-shouldered
- not the full quid — mentally subnormal
- olympic peninsula — a large peninsula of W Washington
- osculating circle — circle of curvature.
- particularization — to make particular.
- pauline privilege — (in canon law) the privilege given to converts to dissolve a marriage with an unbaptized spouse if either obstructs the religious practices of the other.
- percussion bullet — a bullet that is exploded by percussion
- phonological rule — an operation in generative phonology that substitutes one sound or class of sounds for another in a phonological derivation.
- phumiphon aduldet — (Phumiphon Aduldet; Bhumibol Adulyadej) born 1927, king of Thailand since 1946.
- physical pendulum — any apparatus consisting of a body of possibly irregular shape allowed to rotate freely about a horizontal axis on which it is pivoted (distinguished from simple pendulum).
- pocket calculator — an electronic calculator small enough to be carried on one's person.
- popular etymology — folk etymology.
- potassium sulfate — a crystalline, water-soluble solid, K 2 SO 4 , used chiefly in the manufacture of fertilizers, alums, and mineral water, and as a reagent in analytical chemistry.
- poulter's measure — a metrical pattern using couplets having the first line in iambic hexameter, or 12 syllables, and the second in iambic heptameter, or 14 syllables.
- prison population — all the people who are confined in prison
- professional foul — In football, if a player commits a professional foul, they deliberately do something which is against the rules in order to prevent another player from scoring a goal.
- pull one's weight — the amount or quantity of heaviness or mass; amount a thing weighs.
- pull your head in — be quiet!
- pulsejet (engine) — a jet engine without a compressor or turbine, in which intermittent combustion provides the thrust
- push-pull circuit — a circuit using two similar electronic devices, such as matched valves, made to operate 180° out of phase with each other
- pyrosulfuric acid — a strong, crystalline acid, H2S2O7, prepared commercially as a heavy, oily, fuming liquid: used in making explosives and dyes, as a sulfating agent, etc.
- quadratic formula — the formula for determining theroots of a quadratic equation from its coefficients: .
- queensberry rules — the code of rules followed in modern boxing, requiring the use of padded gloves, rounds of three minutes, and restrictions on the types of blows allowed
- recursion formula — a formula for determining the next term of a sequence from one or more of the preceding terms.
- reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
- reflection nebula — a cloud of interstellar gas and dust that reflects the light of neighboring stars.
- regulated tenancy — (in Britain) the letting of a dwelling by a nonresident private landlord, usually at a registered fair rent, from which the landlord cannot evict the tenant without a possession order from a court
- reticulate python — a python, Python reticulatus, of southeastern Asia and the East Indies, sometimes growing to a length of 32 feet (10 meters): usually considered to be the largest snake in the world.