a relation between the members of a pair of linguistic items, as a pair of distinctive features, such that one is the absence of the other, as voicelessness and voice, or that one is at the opposite pole from the other, as stridency and mellowness.
It’s OK To Use “They” To Describe One Person: Here’s WhyHas someone ever asked you to refer to them as they instead of him or her? Are you hedging because you can't possibly refer to one single person as they? What if we told you that they has been used to refer to just one person since at least the 1300s?
Origin of binary opposition
First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019