Having many hairs or hair-like structures; covered with or characterized by hairs.
From Latin capillus (hair) + -ose (full of, abounding in). This botanical and zoological adjective became common in scientific Latin during the 17th and 18th centuries.
Botanists call fuzzy-looking plants 'capillose' to distinguish them from completely smooth ones—and it turns out that fuzziness helps plants conserve water in hot, dry environments by trapping a protective layer of air!
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