-ˈnīgrə, -ˈnig- noun
( plural substantiae ni·grae -(ˌ)grē)
Etymology: New Latin, literally, black substance
: a layer of deeply pigmented gray matter in the midbrain separating the cerebral peduncles from the tegmentum above
-ˈnīgrə, -ˈnig- noun
( plural substantiae ni·grae -(ˌ)grē)
Etymology: New Latin, literally, black substance
: a layer of deeply pigmented gray matter in the midbrain separating the cerebral peduncles from the tegmentum above
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012