Scottish. See Usage Note at Scottish.
The language traditionally spoken by people living in the Lowlands of Scotland. Scots is sometimes classified as a variety of English and sometimes as a separate language.
[Middle English scottis, variant of scottisc, Scottish, from Scotte, sing. of Scottes, Scotsmen; see SCOT.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.