PREFORMATION

preformation, theory of preformation

(noun) a theory (popular in the 18th century and now discredited) that an individual develops by simple enlargement of a tiny fully formed organism (a homunculus) that exists in the germ cell

Source: WordNet® 3.1


Etymology

Noun

preformation (countable and uncountable, plural preformations)

Prior formation.

(biology, historical) The theory that organisms are fully developed in the form of an egg or seed, and just increase in size (as opposed to epigenesis).

Source: Wiktionary


Pre`for*ma"tion, n. (Biol.)

Definition: An old theory of the preëxistence of germs. Cf. Emboîtement.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

10 June 2025

COMMUNICATIONS

(noun) the discipline that studies the principles of transmiting information and the methods by which it is delivered (as print or radio or television etc.); “communications is his major field of study”


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Coffee Trivia

According to Guinness World Records, the largest coffee shop is the Al Masaa Café, which has 1,050 seats. The coffee shop was inaugurated in Riyadh, Saudi Arabia, on 13 August 2014.

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