Definition of "else" in 英语

adjective

1. (postpositive, used only with indefinite or interrogative pronouns) Other; in addition to previously mentioned items.

   • The instructor is busy. Can anyone else help me?
   • Whatever else she may be, she is not a surgeon.
   • When all else fails, read the instructions.

adverb

1. (usually follows interrogative adverbs) Otherwise, if not.

   • How else (= in what other way) can it be done?
   • I'm busy Friday; when else (= what other time) works for you?

conjunction

1. For otherwise; or else.

   • Then the Wronskian of f and g must be nonzero, else they could not be linearly independent.