mac·ro·ceph·a·lous /-səˈfælɪk/ 形容詞
  巨頭的
  mac·ro·ce·phal·ic mac·ro·ceph·a·lous a.
  1. Of or pertaining to macrocephaly; having an unusually large head.
  2. Bot. Having the cotyledons of a dicotyledonous embryo confluent, and forming a large mass compared with the rest of the body.
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  macrocephalous
       adj : having an exceptionally large head and brain [syn: macrocephalic]