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Related to homonymic: homophonic
1. One of two or more words that have the same sound and often the same spelling but differ in meaning, such as bank (embankment) and bank (place where money is kept).
a. A word used to designate several different things.
b. A namesake.
3. Biology A taxonomic name identical to one previously applied to a different species or other taxon and therefore unacceptable in its new use.
[Latin homōnymum, from Greek homōnumon, from neuter of homōnumos, homonymous; see homonymous.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.