definition of
fiber

[1] #1 fiber n. [fibre] a slender and greatly elongated substance capable of being spun into yarn. wn

[2] #2 fiber n. [roughage] coarse, indigestible plant food low in nutrients; its bulk stimulates intestinal peristalsis. wn

[3] #3 fiber n. [fibre] any of several elongated, threadlike cells (especially a muscle fiber or a nerve fiber). wn

[4] #4 fiber n. [character, fibre] the inherent complex of attributes that determines a persons moral and ethical actions and reactions; "education has for its object the formation of character"- Herbert Spencer. wn

[5] #5 fiber n. [fibre, vulcanized fiber] a leatherlike material made by compressing layers of paper or cloth. wn