15-letter words containing o, p, t, i, m, u
- 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
- spanish customs — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
- stamping ground — a habitual or favorite haunt.
- stomping ground — a habitual or favorite haunt.
- suboptimization — a situation which is less than optimal
- super-committee — a committee with members from two or more organizations or political groups
- superimposition — to impose, place, or set over, above, or on something else.
- superpatriotism — the quality of being superpatriotic
- supplementation — the act or process of supplementing.
- support mission — assistance given by one military unit to another to assist in the accomplishment of the supported unit's mission.
- supporting film — a film that accompanies the main feature film in a film programme
- symmetric group — the group of all permutations of a finite set.
- tetrasporangium — a sporangium containing four asexual spores.
- to get mixed up — if you get mixed up, you get confused about something
- 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.
- uncompassionate — having or showing compassion: a compassionate person; a compassionate letter.
- uncomplaisantly — in an uncomplaisant manner
- uncomplimentary — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- 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.
- utility company — a company which supplies utilities, such as gas, electricity, phones, etc
- utility program — system software used to perform standard operations, as sorting data or copying data from one file to another, for application programs or other system software.