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1An insoluble substance which is the main constituent of plant cell walls and of vegetable fibres such as cotton. It is a polysaccharide consisting of chains of glucose monomers.
- ‘The tomato fruit cell wall is composed of protein and three major polysaccharide components, pectin, hemicelluloses and cellulose.’
- ‘Many xanthophytes produce a cell wall, though it is not composed of cellulose (as in plants) or of chitin (as in fungi).’
- ‘Wool, which is sheep hair, is made of animal proteins, while cotton is made of plant cellulose - the main part of a plant's cell wall.’
- ‘They are used on a large scale in industry because of their bright colors and firm chemical fixation to cellulose, protein, and polyamide fibers.’
- ‘One example of a carbohydrate that doesn't count is cellulose, an insoluble fiber that imparts zero calories per gram.’
- ‘It is composed primarily of cellulose, a complex carbohydrate made from glucose.’
- ‘Plants are living things with cellulose cell walls, lacking nervous or sensory organs.’
- ‘Termites eat cellulose, a main ingredient in woody plants/materials, and we find them in decaying trees and logs as well as in our homes.’
- ‘Several recent publications have described the properties of composites of bacterial cellulose with plant cell wall polysaccharides.’
- ‘They produce different enzymes that break down lignin and release cellulose and hemicellulose from plants.’
- ‘A study by Dr Angus Davison has helped to uncover new facts about the most common organic compound found on earth - a substance called cellulose.’
- ‘Major constituents of the cell wall are cellulose, hemicelluloses and pectins.’
- ‘Natural in origin, Tencel was designed as an environmentally friendly cellulose fibre to be used in fabrics to maximize comfort and functionality.’
- ‘Dietary fibre consists of plant material such as cellulose, hemicellulose, pectin, polysaccharides, gums, mucilage and lignin.’
- ‘It is found on a variety of substrates containing cellulose including paper and plant compost.’
- ‘Nasaleze is a natural hay-fever remedy based on plant cellulose.’
- ‘As a green leafy vegetable, lettuce is rich in vitamin C and E, as well as fibre cellulose.’
- ‘Most plant-eaters have developed adaptations to handle difficult-to-digest plant cellulose.’
- ‘Presence of cellulose definitively identifies vegetable matter and excludes helminths.’
- ‘The experiments showed, inter alia, that pyritization can occur within cellulose cell walls.’
2Paint or lacquer consisting principally of cellulose acetate or nitrate in solution.
- ‘The balsa wood was giving two coats of cellulose paint to seal it.’
- ‘Peer at the piece very closely and you may just make out the traces of what look like scars on the surface of the cellulose paint which coats these two huge bronze casts.’
- ‘Drawn by the smell of petrol and cellulose paint, Angus wandered into a car enthusiast's glory hole.’
- ‘The float is then given two coats of cellulose paint to seal it.’
Mid 19th century: from French, from cellule ‘small cell’ + -ose.
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