15-letter words containing m, o, l, u, s
- summer holidays — the time when children do not go to school in the summer
- summer solstice — the solstice on or about June 21st that marks the beginning of summer in the Northern Hemisphere.
- supplementation — the act or process of supplementing.
- supporting film — a film that accompanies the main feature film in a film programme
- supreme council — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- tantalus monkey — a long-tailed African monkey, Cercopithecus tantalus (or C. aethiops tantalus), of central African grasslands, having a long face framed by upswept whiskers.
- the small hours — If something happens in the early hours or in the small hours, it happens in the early morning after midnight.
- 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.
- transform fault — a strike-slip fault that offsets a mid-ocean ridge in opposing directions on either side of an axis of seafloor spreading.
- tutorial system — a system of education, especially in some colleges, in which instruction is given personally by tutors, who also act as general advisers of a small group of students in their charge.
- ultra-modernist — very advanced in ideas, design, or techniques.
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- ultramicroscopy — the use of the ultramicroscope.
- unbosom oneself — to tell or reveal one's feelings, secrets, etc.
- unceremoniously — discourteously abrupt; hasty; rude: He made an unceremonious departure in the middle of my speech.
- uncomplaisantly — in an uncomplaisant manner
- uncompromisable — that cannot or should not be compromised
- universal motor — a series-wound motor, of one-half horsepower or less, using alternating or direct current.
- unmelodiousness — an unmelodious quality or character
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- upperclasswoman — An upperclasswoman is a junior or senior student in a high school, college, or university.
- volume discount — a reduced price for goods given by a seller on the basis that the buyer buys a large quantity
- wee small hours — the hours just after midnight
- well-accustomed — customary; usual; habitual: in their accustomed manner.
- young's modulus — a coefficient of elasticity of a substance, expressing the ratio between a stress that acts to change the length of a body and the fractional change in length caused by this force.