白垩纪

Traditional form:

白堊紀

Pinyin (reading):

Bái'èjì

Definitions:

• Cretaceous (geological period 140-65m years ago)

Characters:

• 白 - white; clear, pure, unblemished; bright
• 垩 - chalk; to daub with chalk; holy, sacred, sagacious
• 纪 - discipline, age; period, era; record, annal

Traditional characters:

• 白 - white; clear, pure, unblemished; bright
• 堊 - chalk; to daub with chalk; holy, sacred, sagacious
• 紀 - discipline, age; period, era; record, annal