脑卒中 nǎocùzhòng stroke Origin Definitions Defs Strokes Stroke Words Sentences Sents 脑 腦 nǎo noun brain The brain of a person or animal; the organ in the head that controls thought and movement.卒中 cùzhòng stroke sudden loss of brain function due to a blockage or rupture of blood vessels; apoplexy; cerebral hemorrhage