English Reference
adverb · adjective

otherwise

adv. · adj.
US /ˈəðɝˌwaɪz/ UK /ˈʌðəwˌaɪz/ oth·er·wise

  1. 01 B1 Intermediate

    adv.you use this to say what will happen if a specific condition is not met.

    adv.used as a conjunctive adverb to indicate the result or consequence if a preceding statement or condition is not fulfilled.

    Simple

    You should leave now, otherwise you will miss your train.

    In context

    The government must implement these reforms immediately; otherwise, the economic recovery will likely stall before the end of the fiscal year.

    Usage

    Usually placed at the start of a second clause to show a negative consequence.

    or elseif not
  2. 02 B2 Upper Intermediate

    adv.except for the thing you just mentioned.

    adv.referring to all other factors or qualities apart from the one specifically mentioned.

    Simple

    The phone has a small scratch, but it is otherwise in perfect condition.

    In context

    The witness provided an otherwise credible account of the events, though her memory of the specific timing remained somewhat hazy.

    Usage

    Often placed before an adjective to qualify it.

  3. 03 B2 Upper Intermediate

    adv.in a different way from what was expected or mentioned.

    adv.in a different manner or under different circumstances.

    Simple

    I wanted to help, but the boss decided otherwise.

    In context

    Although the initial evidence suggested a mechanical failure, the forensic report proved otherwise.

    Usage

    Commonly follows verbs like 'think', 'decide', 'say', or 'prove'.

  4. 04 C1 Advanced Formal

    adj.different from what you might think or what has been said.

    adj.of a different nature or character than what is supposed or stated.

    Simple

    The truth is often otherwise.

    In context

    He claimed to be a wealthy businessman, but the reality was quite otherwise.

    Teacher's tip

    This adjective use is quite formal; in everyday speech, people usually just say 'different'.

Usage otherwise known

There is a 10-second time limit to tell the fourth official who is coming off, otherwise the captain must do so.

BBC News· 14 Aug 2026

Carnavon’s death in 1923 has been cited as proof of the myth that those who opened tombs would be cursed with bad luck, illness or death, otherwise known as the “mummy’s curse”.

The Guardian· 11 Aug 2026

From Middle English otherwise, othre wise, from Old English on ōþre wīsan (literally “in (on) other/different manner”); equivalent to other + -wise. Compare West Frisian yn oarwei (“otherwise”), Icelandic öðruvísi (“different”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Old English on ōþre wīsan
Level B2 · Upper Intermediate
Frequency Very common
Updated