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See more synonyms for ichthyology on Thesaurus.com
  1. the branch of zoology dealing with fishes.
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Origin of ichthyology

First recorded in 1640–50; ichthyo- + -logy
Related formsich·thy·o·log·ic [ik-thee-uh-loj-ik] /ˌɪk θi əˈlɒdʒ ɪk/, ich·thy·o·log·i·cal, adjectiveich·thy·o·log·i·cal·ly, adverbich·thy·ol·o·gist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ichthyology

Historical Examples

British Dictionary definitions for ichthyology


  1. the study of the physiology, history, economic importance, etc, of fishes
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Derived Formsichthyologic (ˌɪkθɪəˈlɒdʒɪk) or ichthyological, adjectiveichthyologically, adverbichthyologist, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for ichthyology


1640s, Modern Latin, from Greek ikhthys "fish" + -ology. Related: Ichthyologist.

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Online Etymology Dictionary, © 2010 Douglas Harper

ichthyology in Science


  1. The scientific study of fish.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.