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A monosaccharide containing only four carbon atoms in the main chain; for example, erythrose, threose, erythrulose.
Farlex Partner Medical Dictionary © Farlex 2012
A monosaccharide containing no more than four carbon atoms in its primary chain.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
A monosaccharide containing only four carbon atoms in the main chain.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
tetrosea MONOSACCHARIDE containing four carbon atoms, with the general formula (CH2O)4, for example erythrose, an aldotetrose.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005