Meaning & Definition of word "Idea"

Idea

/aɪˈdiːə/

noun:

  • 1. A thought or suggestion as to a possible course of action.
    • Example: She had an idea for a new marketing campaign.
  • 2. A concept or mental impression.
    • Example: The idea of freedom is central to democracy.
  • 3. An opinion or belief.
    • Example: His idea about the project was well received by the team.
  • 4. A plan or intention.
    • Example: We should turn her idea into a reality.
  • 5. A notion or understanding of something.
    • Example: I have a vague idea of what you mean.

Etymology

From Greek 'idea', meaning 'form, pattern, or appearance.'

Common Phrases and Expressions

the idea of:

the concept or notion regarding something.

have an idea:

to possess a thought or plan about something.

good idea:

a suggestion that is wise or useful.

bad idea:

a suggestion that is not wise or practical.

Related Words

concept:

An abstract idea or a general notion.

thought:

An idea or mental image.

notion:

A belief or opinion.

Slang Meanings of idea

Meaning: brainwave

Example Sentence: He had a brainwave that could change the whole project.

Meaning: lightbulb moment

Example Sentence: When she explained it, I had a lightbulb moment and finally understood.