Theory definition
A fine musician who had never studied theory.
Staked out the house on the theory that criminals usually return to the scene of the crime.
Einstein's ideas about relativity are an example of the theory of relativity.
The scientific principles of evolution that are used to explain human life are an example of the theory of evolution.
A theory is consistent if it has a model.
A fine musician who had never studied theory.
Knot theory classifies the mappings of a circle into 3-space.
The theory of equations in mathematics.
Staked out the house on the theory that criminals usually return to the scene of the crime.
A decision based on experience rather than theory.
A decision based on experience rather than theory.
Other Word Forms
Noun
Origin of theory
- Late Latin theōria from Greek theōriā from theōros spectator probably theā a viewing -oros seeing (from horān to see)
From American Heritage Dictionary of the English Language, 5th Edition
- From Late Latin theōria, from Ancient Greek θεωρία (theōria, “contemplation, speculation, a looking at, things looked at"), from θεωρέω (theōreō, “I look at, view, consider, examine"), from θεωρός (theōros, “spectator"), from θέα (thea, “a view") + ὁράω (horaō, “I see,look").
From Wiktionary