20-letter words containing i, n, f, b
- probability function — the function the values of which are probabilities of the distinct outcomes of a discrete random variable
- ring of the nibelung — Richard Wagner's tetralogy of music dramas: Das Rheingold (completed 1869), Die Walküre (completed 1870), Siegfried (completed 1876), and Götterdämmerung (completed 1876): the cycle was first performed at Bayreuth, 1876.
- self-belaying system — (in climbing) equipment used to pay out rope as required and thus enable a climber to self-belay
- stare sb in the face — If a situation or the answer to a problem is staring you in the face, it is very obvious, although you may not be immediately aware of it.
- 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.
- the infinite (being) — God
- to burst into flames — If something bursts into flames or bursts into flame, it suddenly starts burning strongly.
- to have it in for sb — If someone has it in for you, they do not like you and they want to make life difficult for you.
- 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.
- war of the rebellion — American Civil War.
- wardrobe malfunction — an embarrassing situation caused by the clothes a person is wearing
- white-fringed beetle — any of several weevils of the genus Graphognathus, native to South America and now of southeastern and mid-Atlantic U.S., whose larvae feed on roots and cause serious damage to a wide variety of plants.