Origin of mannan
International Scientific Vocabulary mannose + 3-an
First Known Use: 1895
Medical Definition of mannan
: any of several polysaccharides that are polymers of mannose and occur especially in plant cell walls and in some microorganisms (as yeast)
Learn More about mannan
Medical Dictionary: Definition of "mannan"
Seen and Heard
What made you want to look up mannan? Please tell us where you read or heard it (including the quote, if possible).