【电】 block head
lump; agglomeration; clump; dollop; loaf
【计】 B; block
【医】 block; lump; mass; massa
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-