authoritative

Word parts

authority + -ative

Pronunciation

• (UK) IPA ^(key): /ɔːˈθɒrɪˌteɪtɪv/ or /ɔːˈθɒrɪtətɪv/
• (US)
  • IPA ^(key): /əˈθɔrɪˌteɪtɪv/ or /ɔˈθɔrɪˌteɪtɪv/ or /əˈθɑrɪˌteɪtɪv/ or /ɔˈθɑrɪˌteɪtɪv/
  • IPA ^(key): /əˈθɔrɪtətɪv/ or /ɔˈθɔrɪtətɪv/ or /əˈθɑrɪtətɪv/ or /ɔˈθɑrɪtətɪv/

• Audio (UK)

  (file)

Adjective

Positive authoritative

Comparative more authoritative

Superlative most authoritative

1. If someone is authoritative, they seem to have power and are likely obeyed.
2. If something is authoritative, it is based on all the most important information.

Related words

• authority
• authoritatively
• authoritativeness