18-letter words containing a, t, l, s, u, o
- to play favourites — to display favouritism
- to pull a fast one — If you say that someone has pulled a fast one on you, you mean that they have cheated or tricked you.
- tristan und isolde — a music drama (composed, 1857–59; première, 1865) by Richard Wagner.
- ulcerative colitis — chronic ulceration in the large intestine, characterized by painful abdominal cramps and profuse diarrhea containing pus, blood, and mucus.
- ultrasonic testing — the scanning of material with an ultrasonic beam, during which reflections from faults in the material can be detected: a powerful nondestructive test method
- ultrasonic welding — the use of high-energy vibration of ultrasonic frequency to produce a weld between two components which are held in close contact
- ultrasound scanner — a device used to examine an internal bodily structure by the use of ultrasonic waves, esp for the diagnosis of abnormality in a fetus
- unconstitutionally — not constitutional; unauthorized by or inconsistent with the constitution, as of a country.
- up to the eyeballs — You use up to the eyeballs to emphasize that someone is in an undesirable state to a very great degree.
- ur of the chaldees — the city where Abraham was born, sometimes identified with the Sumerian city of Ur. Gen. 11:28, 31; 15:7; Neh. 9:7.
- wrangell mountains — a mountain range in SE Alaska, extending into the Yukon, Canada. Highest peak: Mount Blackburn, 5037 m (16 523 ft)