Older Scots is a distinct historical stage in the development of the Scots language, encompassing its evolution between the 14th and 18th centuries. It is a subfield of study within the wider historical linguistics of Scots. [1] This chronological term is widely used, for example by Scottish Language Dictionaries (formally SNDA), [2] the Oxford Companion to the English Language, [3] and the Cambridge History of English and American Literature. [4] The online Dictionary of the Scots Language includes the Dictionary of the Older Scottish Tongue . [2] [3] : 902
Older Scots is used for the following periods in the history of the Scots language: