1. (

• fiber ,
• fibre

) a slender and greatly elongated substance capable of being spun into yarn ;

2. (

• roughage ,
• fiber

) coarse, indigestible plant food low in nutrients; its bulk stimulates intestinal peristalsis ;

3. (

• fiber ,
• fibre

) any of several elongated, threadlike cells (especially a muscle fiber or a nerve fiber) ;

4. (

• character ,
• fiber ,
• 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 ;

5. (

• fiber ,
• fibre ,
• vulcanized_fiber

) a leatherlike material made by compressing layers of paper or cloth ;