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n. Any of a class of monosaccharides having five carbon atoms per molecule and including ribose and several other sugars.

n. A sugar or saccharide containing five carbon atoms.

n. Any of a group of sugars of the formula C5H10O5, such as as arabinose or ribose; -- so called from the five carbon atoms in the molecule. They are not fermented by yeast.

n. One of a group of monosaccharides containing five atoms of carbon. They occur widely distributed in both the animal and the vegetable world. Well-known representatives are arabinose, xylose, and rhamnose.

n. any monosaccharide sugar containing five atoms of carbon per molecule

"We have already considered the assembly of carbohydrates in regard to the Calvin cycle and the pentose phosphate pathway (Chapter 20)."

monosaccharide    monosaccharose    simple sugar   

arabinose    ribose    aldopentose    ketopentose    deoxyribose   

dibasic    hydrocephalic    signal-transduction    transendothelial    wire-thin    periodate    cell-death    short-circuiting    mesolimbic    decisional