Meaning of FIBRE in English

noun sinew; strength; toughness; as, a man of real fiber.

2. fibre ·noun a general name for the raw material, such as cotton, flax, hemp, ·etc., used in textile manufactures.

3. fibre ·noun any fine, slender thread, or threadlike substance; as, a fiber of spun glass; especially, one of the slender rootlets of a plant.

4. fibre ·noun one of the delicate, threadlike portions of which the tissues of plants and animals are in part constituted; as, the fiber of flax or of muscle.

Webster English vocab.      Английский словарь Webster.