1) Aldohexose 1) Chemical sugar 2) Monosaccharide 3) Monosaccharose 4) Simple sugar 
An aldose is a monosaccharide (a simple sugar) that contains only one aldehyde (-CH=O) group per molecule. The chemical formula takes the form Cn(H2O)n. The simplest possible aldose is the diose glycolaldehyde, which only contains two carbon atoms. Because they have at least one asymmetric carbon center, aldoses with three or more carbon atoms exh...
(from the article `chemical compound`) Most carbohydrates are either polyhydroxy aldehydes (called aldoses) or polyhydroxy ketones (called ketoses). Carbohydrates that cannot be easily ...
<chemistry> Any monosaccharide sugar that contains an aldehyde group (-CHO). ... (06 May 1997) ... 
(al´dōs) one of the two main types of monosaccharide sugars; those that contain an aldehyde group (sbondCHO), such as glucose, galactose, or mannose.
Type: Term Pronunciation: al′dōs Definitions: 1. A monosaccharide potentially containing the characteristic group of the aldehydes, —CHO; a polyhydroxyaldehyde.
[n] - a monosaccharide sugar that contains the aldehyde group or is hemiacetal
noun a monosaccharide sugar that contains the aldehyde group or is hemiacetal
a sugar containing the aldehyde group or its hemiacetal equivalent.