15-letter words containing t, a, m, y
- theory of games — game theory.
- thermogeography — the study of the geographical variation and distribution of temperature.
- thymidylic acid — a nucleotide consisting of thymine, deoxyribose, and a phosphate group. It is a constituent of DNA
- to part company — If two or more people part company, they go in different directions after going in the same direction together.
- tocodynamometer — tokodynamometer.
- tokodynamometer — a pressure gauge strapped to the mother's abdomen during labor to measure uterine contractions.
- trading company — a company that is owned by the people who have bought shares in that company
- trans-himalayan — the, a mountain range extending about 1500 miles (2400 km) along the border between India and Tibet. Highest peak, Mt. Everest, 29,028 feet (8848 meters).
- tristram shandy — a novel (1759–67) by Laurence Sterne.
- trypanosomiasis — any infection caused by a trypanosome.
- 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.
- ultramicroscopy — the use of the ultramicroscope.
- uncomplaisantly — in an uncomplaisant manner
- uncomplementary — forming a complement; completing.
- uncomplimentary — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- ungrammatically — in an ungrammatical manner
- unidiomatically — in a way that is not idiomatic
- uninformatively — in an uninformative manner
- unmanageability — that can be managed; governable; tractable; contrivable.
- unparliamentary — not parliamentary; at variance with or contrary to the methods employed by parliamentary bodies.
- 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.
- vacuum activity — instinctive behaviour occurring in the absence of the appropriate stimulus
- varicocelectomy — the surgical removal or ligation of varicose veins in the scrotal sac.
- vascular system — plant tissue consisting of ducts or vessels, that, in the higher plants, forms the system (vascular system) by which sap is conveyed through the plant.
- white supremacy — the belief, theory, or doctrine that white people are inherently superior to people from all other racial groups, especially black people, and are therefore rightfully the dominant group in any society.
- x-ray astronomy — the branch of astronomy that studies celestial objects by means of the x-rays emitted by them.
- yosemite valley — a glacial valley in Yosemite National Park in central California, in the Sierra Nevada Mountains. It has an altitude of about 1200 m (4000 ft), with sheer walls rising about another 1200 m (4000 ft).