a. [T]he reins of their (Moors) horses were as fire, their faces black as pitch, their eyes shone like burning candles, their horses were swift as leopards and the riders fiercer than a wolf in a sheepfold at night . . .
Appearance. A taproot has a main root, similar in appearance to a carrot, which is also a taproot. In most cases, smaller, auxiliary roots grow laterally all along the main taproot. A fibrous root system is a mass of small roots, with an appearance of a mass of fibers. It can resemble a bird's nest or a ball of yarn. The roots are typically only a few inches long and branch frequently, similar to the canopy of a tree.
See also fibrous root, taproot. Any of various other plant parts that grow underground, especially an underground stem such as a corm, rhizome, or tuber. The part of a tooth that is embedded in the jaw and not covered by enamel. Mathematics. A number that, when multiplied by itself a given number of times, produces a specified number. For example, since 2 Ã 2 Ã 2 Ã 2 = 16, 2 is a fourth root of 16.