D defs.my
Entry 2 senses Webster, 1913

macrocephalic

· mac·ro·ce·phal·ic · IPA
01 a. Of or pertaining to macrocephaly; having an unusually large head.
  1. 1.
    Of or pertaining to macrocephaly; having an unusually large head.
  2. 2.
    Having the cotyledons of a dicotyledonous embryo confluent, and forming a large mass compared with the rest of the body.(Bot.)