15-letter words containing m, u, d, l, i
- sodium chloride — salt1 (def 1).
- sodium ethylate — a white, hygroscopic powder, C 2 H 5 ONa, that is decomposed by water into sodium hydroxide and alcohol: used chiefly in organic synthesis.
- sodium fluoride — a colorless, crystalline, water-soluble, poisonous solid, NaF, used chiefly in the fluoridation of water, as an insecticide, and as a rodenticide.
- sodium silicate — a substance having the general formula, Na2O.xSiO2, where x varies between 3 and 5, existing as an amorphous powder or present in a usually viscous aqueous solution
- sodium sulphate — a solid white substance that occurs naturally as thenardite and is usually used as the white anhydrous compound (salt cake) or the white crystalline decahydrate (Glauber's salt) in making glass, detergents, and pulp. Formula: Na2SO4
- sound symbolism — a nonarbitrary connection between phonetic features of linguistic items and their meanings, as in the frequent occurrence of close vowels in words denoting smallness, as petite and teeny-weeny.
- summer holidays — the time when children do not go to school in the summer
- system building — a method of building in which prefabricated components are used to speed the construction of buildings
- torsion modulus — a coefficient of elasticity of a substance, expressing the ratio between the force per unit area (shearing stress) that laterally deforms the substance and the shear (shearing strain) that is produced by this force.
- udmurt republic — a constituent republic of W central Russia, in the basin of the middle Kama. Capital: Izhevsk. Pop: 1 570 500 (2002). Area: 42 100 sq km (16 250 sq miles)
- ultra-modernist — very advanced in ideas, design, or techniques.
- ultrademocratic — (in the US) characteristic of a staunch member or supporter of the Democratic Party and its agenda
- unidiomatically — in a way that is not idiomatic
- unintermittedly — in an unintermitted manner
- unmelodiousness — an unmelodious quality or character
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- upwardly mobile — See under vertical mobility (def 1).
- uralian emerald — demantoid: not a true emerald.
- van diemen gulf — an inlet of the Timor Sea in N Australia, in the Northern Territory
- volume discount — a reduced price for goods given by a seller on the basis that the buyer buys a large quantity