Onychogryphosis, also known as âramâs horn nails,â is a condition in which the toenails become thickened and the curve of the nails becomes more severe, making them difficult to cut and causing them to grow into a long, curved shape resembling a ramâs horn.
Scientific taxonomy. Basic level categories, or generic level categories, are those categories in a folk taxonomy which are most culturally salient, and meet our basic cognitive needs the best.cientific taxonomy. Basic level categories, or generic level categories, are those categories in a folk taxonomy which are most culturally salient, and meet our basic cognitive needs the best.
basic (plural basics) 1  A necessary commodity, a staple requirement. Rice is a basic for many Asian villagers. 2  An elementary building block, e.g. a fundamental piece of knowledge. Arithmetic is a basic for the study of mathematics. ( 3 military) Basic training.