Having or showing curiosity, fascination, or concern: I'm interested to hear about your family.
Possessing a right, claim, or stake: an interested party in the estate. See Usage Note at disinterested.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.