Inventors (1565 pages found in this category)


Prime number

Any positive integer greater than zero that has only two proper divisors, 1 and the number itself. Thus the lowest prime number is 2, which is also the only even prime.

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Proper divisor

Number that when divided into another number leaves no remainder.

Proscenium

Part of a theatre stage in front of the curtain.

Proscenium arch

Redirected to proscenium.

Pull quotes & quotations

Guide to pull quotes and the {{quote}} plugin.

Punishment of Incest Act 1908

Act of Parliament making it illegal for the first time in England and Wales for a man to engage in sexual intercourse with any female he knew to be his grand-daughter, daughter, sister, half-sister, or mother.

Quatermass and the Pit

British television science-fiction serial from the BBC, broadcast in 1958/1959.

Queen’s House

Former royal residence near Greenwich Palace, built between 1616 and 1635.

Quoin

Any external angle or corner of a structure.