20-letter words containing b, u, s, t, i
- tubing head pressure — The tubing head pressure is the pressure on the tubing, which is measured at the wellhead.
- twiddle one's thumbs — to turn about or play with lightly or idly, especially with the fingers; twirl.
- undistributed middle — Logic. a middle term of a syllogism that does not refer to its entire class in the major premise or minor premise, with the result that the syllogism is not valid.
- united arab emirates — group of Arabian states
- white bush (scallop) — a variety of summer squash having a saucer-shaped white fruit, scalloped around the edges