Definition of Idea

1. Noun. The content of cognition; the main thing you are thinking about. "The thought never entered my mind"

2. Noun. Your intention; what you intend to do. "The idea of the game is to capture all the pieces"
Exact synonyms: Mind
Generic synonyms: Aim, Design, Intent, Intention, Purpose
Derivative terms: Mind

3. Noun. A personal view. "He has an idea that we don't like him"
Generic synonyms: Opinion, Persuasion, Sentiment, Thought, View

4. Noun. An approximate calculation of quantity or degree or worth. "A rough idea how long it would take"

5. Noun. (music) melodic subject of a musical composition. "The accompanist picked up the idea and elaborated it"
Exact synonyms: Melodic Theme, Musical Theme, Theme
Category relationships: Music
Generic synonyms: Air, Line, Melodic Line, Melodic Phrase, Melody, Strain, Tune
Specialized synonyms: Motif, Motive, Statement, Variation
Derivative terms: Thematic

Definition of Idea

1. n. The transcript, image, or picture of a visible object, that is formed by the mind; also, a similar image of any object whatever, whether sensible or spiritual.

Definition of Idea

1. Noun. (philosophy) An abstract archetype of a given thing, compared to which real-life examples are seen as imperfect approximations; pure essence, as opposed to actual examples. (defdate from 14th c.) ¹

2. Noun. (obsolete) The conception of someone or something as representing a perfect example; an ideal. (defdate 16th-19th c.) ¹

3. Noun. (obsolete) The form or shape of something; a quintessential aspect or characteristic. (defdate 16th-18th c.) ¹

4. Noun. An image of an object that is formed in the mind or recalled by the memory. (defdate from 16th c.) ¹

5. Noun. More generally, any result of mental activity; a thought, a notion; a way of thinking. (defdate from 17th c.) ¹

6. Noun. A conception in the mind of something to be done; a plan for doing something, an (intention). (defdate from 17th c.) ¹

7. Noun. A vague or fanciful (notion); a feeling or hunch; an impression. (defdate from 17th c.) ¹

8. Noun. (music) A musical theme or melodic subject. (defdate from 18th c.) ¹

¹ Source:

Definition of Idea

1. a conception existing in the mind [n -S] : IDEALESS [adj]

Medical Definition of Idea

1. Any mental image or concept. Origin: G. Semblance (05 Mar 2000)

Lexicographical Neighbors of Idea

id est
id reaction
idea (current term)
idea future
idea hamster
idea of reference
idea virus
ideal-seeking behavior
ideal alveolar gas
ideal gas
ideal gas law
ideal solid

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