n. The soluble form of starch (the insoluble form being amylopectin) that is a linear polymer of glucose.
the GNU version of the Collaborative International Dictionary of English
n. One of the starch group (C6H10O5)n of the carbohydrates; as, starch, arabin, dextrin, cellulose, etc.
The Century Dictionary and Cyclopedia
n. One of the three groups into which the carbohydrates are divided, the others being glucose and saccharose.
Word Usage
"Plants produce starch in two different configurations: a completely linear chain called amylose, and a highly branched form called amylopectin, each of which may contain thousands of glucose units."