彻底

Traditional form:

徹底

Pinyin (reading):

chèdǐ

Definitions:

• thorough
• thoroughly
• complete

Characters:

• 彻 - penetrating, pervasive; to penetrate, to pass through
• 底 - bottom, underside; below, underneath

Traditional characters:

• 徹 - penetrating, pervasive; to penetrate, to pass through
• 底 - bottom, underside; below, underneath