from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A convoluted invagination of the cytoplasmic membrane in some bacterial cells.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A folded invagination in the plasma membrane of bacteria, produced by the chemical fixation techniques used to prepare samples for electron microscopy, but previously thought to be part of the normal structure of the cell.
from The Century Dictionary and Cyclopedia
- n. In crustaceans, the pereion or thorax. Compare metasome and urosome.
- n. Same as mesosoma.
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