Before revision: The term is borrowed from linguistics, where vernacular refers to language use particular to a time, place, or group.Dictionary.com definitionCambridge advanced learner's dictionary definitionMerriam–Webster definition The phrase dates to at least 1857, when it was used by Sir George Gilbert Scott, as the focus of the first chapter of his book "Remarks on Secular & Domestic Architecture, Present & Future", and in a paper read to an architectural society in Leicester in October of that year.
After revision: The term is borrowed from linguistics, where vernacular refers to language use particular to a time, place, or group.Dictionary.com definitionMerriam–Webster definition The phrase dates to at least 1857, when it was used by Sir George Gilbert Scott, as the focus of the first chapter of his book "Remarks on Secular & Domestic Architecture, Present & Future", and in a paper read to an architectural society in Leicester in October of that year.