1. A room or suite of rooms designed as a residence and generally located in a building occupied by more than one household.
2. An apartment building: a row of high-rise apartments.
3. A room.
4. apartments Chiefly British A suite of rooms within a larger building set aside for a particular purpose or person.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 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.