gluten
noun /ˈɡluːtn/
/ˈɡluːtn/
[uncountable]- a sticky substance that is a mixture of two proteins and is left when starch is removed from flour, especially wheat flour
- We sell a range of gluten-free products (= not containing gluten).
Word Originlate 16th cent. (originally denoting ‘protein from animal tissue’): via French from Latin, literally ‘glue’.