fiber and fibre are homophones: they are pronounced identically and spelled differently, which is why they are so often swapped. fiber means “a slender and greatly elongated substance capable of being spun into yarn”. fibre means “a slender and greatly elongated substance capable of being spun into yarn”.
/ˈfaɪbɚ/
1.n.a slender and greatly elongated substance capable of being spun into yarn
2.n.coarse, indigestible plant food low in nutrients; its bulk stimulates intestinal peristalsis
3.n.any of several elongated, threadlike cells (especially a muscle fiber or a nerve fiber)
| fiber | fibre | |
|---|---|---|
| Pronunciation | /ˈfaɪbɚ/ | /ˈfaɪbɚ/ |
| Said | FAHY-bur | FAHY-bur |
| Syllables | 2 | 2 |
| Letters | 5 | 5 |
| Parts of speech | noun | noun |
| Senses | 5 | 4 |
| How common | Familiar | Familiar |
| Synonyms | fibre | fiber |
Full entry for fiber · Full entry for fibre · More comparisons
1.n.a slender and greatly elongated substance capable of being spun into yarn
2.n.any of several elongated, threadlike cells (especially a muscle fiber or a nerve fiber)
3.n.the inherent complex of attributes that determines a persons moral and ethical actions and reactions
“education has for its object the formation of character”