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Definitions

idea

[ahy-dee-uh, ahy-deeuh] / aɪˈdi ə, aɪˈdiə /


Usage

What are other ways to say idea? The noun idea, although it may refer to thoughts of any degree of seriousness or triviality, is commonly used for mental concepts considered more important or elaborate: We pondered the idea of the fourth dimension. The idea of his arrival frightened me. Thought, which reflects its primary emphasis on the mental process, may denote any concept except the more weighty and elaborate ones: I welcomed his thoughts on the subject. A thought came to him. Conception suggests a thought that seems complete, individual, recent, or somewhat intricate: The architect's conception delighted them. Notion suggests a fleeting, vague, or imperfect thought: a bare notion of how to proceed.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The EU's foreign policy chief Kaja Kallas rejected the idea immediately: Schröder, she said, would be "sitting on both sides of the table".

From BBC • May 26, 2026

“In an environment that’s so primitive, the idea that you’re going to get this done quickly, the speed they’re suggesting inevitably generates some doubts,” said Grisanti.

From The Wall Street Journal • May 26, 2026

A senior presidential official has floated the idea of a "national dividend", arguing that excess AI-related tax revenue could be used to support social welfare programmes.

From Barron's • May 26, 2026

The idea runs back at least to the influential 18th-century English jurist William Blackstone, who instructed that “Acts of parliament derogatory from the power of subsequent parliaments bind not.”

From Slate • May 26, 2026

The idea is to shoot the gophers as they pop up out of their holes, but as I watch the guy ahead of me, my heart sinks.

From "Red Flags and Butterflies" by Sheryl Azzam




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