in·ter·est·ed (ĭntrĭ-stĭd, -tər-ĭ-stĭd, -tə-rĕs′tĭd)
1. Having or showing curiosity, fascination, or concern: I'm interested to hear about your family.
2. Possessing a right, claim, or stake: an interested party in the estate. See Usage Note at disinterested.
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.