【电】 center tap
central authorities; centrality; centre; middle; navel
【医】 center; centre; centro-; medio-
【化】 branching
beginning or end; cobbra; conk; crumpet; end; first; garret; hair; head
leading; nob; noddle; pate; sconce; side; top; twopenny
【医】 capita; caput; cephal-; cephalo-; head; kephal-; kephalo-