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[sem-ee-uh-kwat-ik, -kwot-, sem-ahy-]
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adjective Botany, Zoology.
  1. partly aquatic; growing or living in or close to water, or carrying out part of its life cycle in water.

Origin of semiaquatic

First recorded in 1825–35; semi- + aquatic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for semiaquatic


  1. (of organisms, esp plants) occurring close to the water and sometimes within it
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

semiaquatic in Science


  1. Adapted for living or growing in or near water, but not entirely aquatic.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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