1 [mez-ik, mes-, mee-zik, -sik]
of, pertaining to, or adapted to an environment having a balanced supply of moisture.

1925–30; mes- + -ic

mesically, adverb Unabridged


2 [mee-zik, -sik, mez-ik, mes-]
adjective Physics.
of or pertaining to a meson; mesonic.

1935–40; mes(on) + -ic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
mesic (ˈmiːzɪk)
1.  of, relating to, or growing in conditions of medium water supply: mesic plants
2.  of or relating to a meson

meson (ˈmiːzɒn)
See also muon Former name: mesotron any of a group of elementary particles, such as a pion or kaon, that usually has a rest mass between those of an electron and a proton, and an integral spin. They are responsible for the force between nucleons in the atomic nucleus
[C20: from meso- + -on]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

from Gk. mesos "middle" (see medial) + -ic.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
mesic  [%PREMIUM_LINK%]     (měz'ĭk, měs'-, mē'zĭk, -sĭk)  Pronunciation Key 
Relating or adapted to a moderately moist habitat. The sugar maple, white ash, and basswood are mesic plants. Compare hydric, xeric.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
The dry-mesic forest will be allowed to convert over time to a more mesic forest condition.
These range across a spectrum from dry to wet, and include many in-between types such as mesic and dry-mesic.
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