NOTE: refers to concepts in the abstract, does not imply the opinion of a specific individual (Sense 2)
NOTE: 'idea BE X, 'idea of X' -> X = idea
Many important ideas in quantum mechanics can only be understood mathematically.
This history provides a clear idea of the perils of sea travel during the 18th century.
For Plato, ideas are the true changeless forms of which objects in the world are imperfect copies.
The idea of mutable causality is difficult to grasp.
WordNet 3.0 Sense Numbers: 1
NOTE: implies a specific agent who advocates the opinion or viewpoint.
NOTE: 'X has idea, X get/reject idea' -> X = sentient agent
Where did people get such ridiculous ideas about sharks?
They have very traditional ideas about marriage.
The firm has rejected the idea of outsourcing their data management.
His idea of a good dinner is a frozen pizza and a bottle of beer.
WordNet 3.0 Sense Numbers: 3
NOTE: implies or specifies a quantity of something, e.g., time, money
NOTE: occurs in phrases 'an idea of X' -> X = some quantity
The guide has an excellent idea of how long the tour will last.
They haven't given us any idea of how much it will cost.
Let me look over the plans so I can give you a rough idea of how long it might take.
WordNet 3.0 Sense Numbers: 4
NOTE: implies the intention or objective of a specific agent.
NOTE: idea of X, idea to X -> X = objective
We started our trip at dawn with the idea of beating the thundering hordes on the freeway.
What's the big idea of barging in on our private meeting?
Our idea was to surprise John at the office, but then he saw us in the elevator on the way up.
She had no idea to ever tell her mother about the embarrassing incident.
WordNet 3.0 Sense Numbers: 2
Beethoven develops this musical idea throughout the first movement.
I love the whimsical ideas expressed through her wavy ceramic figurines.
WordNet 3.0 Sense Numbers: 5
WordNet 0.0 Sense Numbers: Placeholder