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[ahy-dee-ey-shuh n] /ˌaɪ diˈeɪ ʃən/
the process of forming ideas or images.
Origin of ideation
First recorded in 1820-30; ideate + -ion Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for ideation
Contemporary Examples
Historical Examples
  • The suppression extends over the unconscious ideation, because the liberation of pain might emanate from the ideation.

    Dream Psychology Sigmund Freud
  • If it be present, the ideation and explicit judgment may be dispensed with.

    The Value of Money Benjamin M. Anderson, Jr.
  • That, under like conditions, colored objects are more persistent in ideation than gray objects.

  • We have already seen that our ideation has the self for center and point of reference.

    Criminal Psychology Hans Gross
  • The experiment was devised in further exploration of the effect of the line in ideation.

  • The will-power of an individual is dependent upon his ideation.

    Freedom Talks No. II Julia Seton
  • They reach the will through the inside, in the realm of ideation, and not from the outside, in the way of domination.

  • It is the limited, inhibited conception of sex that vitiates so much of the thought and ideation of the Eugenists.

    The Pivot of Civilization Margaret Sanger
  • Let us, then, examine in what measure this separation between perception and ideation can be legitimately established.

    The Mind and the Brain Alfred Binet
Word Origin and History for ideation

1829; see idea + -ation. Related: Ideational.

As we say Sensation, we might say also, Ideation; it would be a very useful word; and there is no objection to it, except the pedantic habit of decrying a new term. [James Mill, "Analysis of the Phenomena of the Human Mind," London, 1829]

Online Etymology Dictionary, © 2010 Douglas Harper
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ideation in Medicine

ideation i·de·a·tion (ī'dē-ā'shən)
The formation of ideas or mental images.

i'de·ate' v.
i'de·a'tion·al adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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