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Dictionary


mes•o•some



Pronunciation: (mez'u-sōm", mes'-, mē'zu-, -su-), [key]
n.
1. the anterior portion of the abdomen in arachnids.
2. a whorled structure extending inward from the cell membrane in Gram-positive bacteria and containing enzymes for cellular respiration.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

mesoscalemesosphere

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