noun, plural the·o·ries.
Origin of theory
Examples from the Web for theory
Contemporary Examples of theory
Is it sort of evidence of the Gladwellian 10,000 hours theory?Coffee Talk with Fred Armisen: On ‘Portlandia,’ Meeting Obama, and Taylor Swift’s Greatness
January 7, 2015
But a 2011 study of genetic evidence from 30 ethnic groups in India disproved this theory.The Himalayas’ Hidden Aryans
January 3, 2015
But, in theory, that started to change last week with the first meeting of SIX, the State Innovation Exchange.The Left’s Answer to ALEC
December 15, 2014
So I was happy to see that the European theory of terroir was in action, promoting with pride the qualities of a specific region.Beer Countries vs. Wine Countries
December 7, 2014
The theory was first floated in the 1950s by Professor Homer Dubs of Oxford University.The Chinese Town Descended From Romans?
December 4, 2014
Historical Examples of theory
Here is one theory that swallows up and annihilates all others.The Hall of Fantasy (From "Mosses From An Old Manse")
I thought him as true a representative of the people as ever theory could portray.Biographical Sketches
But the interference must be regulated by some theory of the individual's rights.A Treatise on Parents and Children
George Bernard Shaw
It is time now, I think, to test my theory by considering the converse of it.The Man Shakespeare
He keeps playing with action as an artist plays with a theory.De Profundis
noun plural -ries
Word Origin for theory
1590s, "conception, mental scheme," from Late Latin theoria (Jerome), from Greek theoria "contemplation, speculation, a looking at, things looked at," from theorein "to consider, speculate, look at," from theoros "spectator," from thea "a view" + horan "to see" (see warrant (n.)). Sense of "principles or methods of a science or art (rather than its practice)" is first recorded 1610s. That of "an explanation based on observation and reasoning" is from 1630s.