Usage: usually capitalized 2d S
Etymology: after Theodor Schwann died 1882 German naturalist, anatomist, & physiologist
: myelin
Usage: usually capitalized 2d S
Etymology: after Theodor Schwann died 1882 German naturalist, anatomist, & physiologist
: myelin
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012