20-letter words containing u, n, b, i, o
- spontaneous abortion — miscarriage (def 1).
- spontaneous-abortion — Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy.
- subjective intension — the associations that an expression has for an individual; the intension he believes it to have
- subscription edition — an edition of one or more volumes for which a number of prospective purchasers place orders, usually in advance of publication.
- subscription library — a commercial lending library
- tchebycheff equation — a differential equation of the form (1 − x 2) d 2 y/dx 2 − x dy/dx + n 2 y = 0, where n is any nonnegative integer.
- telephone subscriber — a person who subscribes to a telephone service
- therapeutic abortion — abortion performed when a woman's pregnancy endangers her health.
- to be on dinner duty — to be responsible for preparing an evening meal
- to bring up the rear — If a person or vehicle is bringing up the rear, they are the last person or vehicle in a moving line of them.
- to burst into flames — If something bursts into flames or bursts into flame, it suddenly starts burning strongly.
- to cross the rubicon — If you say that someone has crossed the Rubicon, you mean that they have reached a point where they cannot change a decision or course of action.
- to get your bearings — to find out where one is or to find out what one should do next
- to tighten your belt — If you have to tighten your belt, you have to spend less money and manage without things because you have less money than you used to have.
- tropical disturbance — a very weak, or incipient, tropical cyclone.
- twiddle one's thumbs — to turn about or play with lightly or idly, especially with the fingers; twirl.
- unemployment benefit — an allowance of money paid, usually weekly, to an unemployed worker by a state or federal agency or by the worker's labor union or former employer during all or part of the period of unemployment.
- upper income bracket — a grouping of the highest earning tax payers
- war production board — the board (1942–45) that supervised and regulated the production and sale of matériel essential to the logistics of World War II. Abbreviation: WPB, W.P.B.
- wardrobe malfunction — an embarrassing situation caused by the clothes a person is wearing
- wilson cloud chamber — cloud chamber.