open

open is part of the Basic English 850.

Pronunciation

• (UK) enPR: ō'pən, IPA: /ˈəʊ.pən/, SAMPA: /"@Up@n/
• (US) enPR: ō'pən, IPA: /ˈoʊ.pən/, SAMPA: /"oUp@n/
•  Audio (US)^{help, file}
•  Audio (UK)^{help, file}

Verb

Plain form open

Third-person singular opens

Past tense opened

Past participle opened

Present participle opening

1. To move something to the side to allow entrance.
   • Synonyms: unlock, unbolt, unclose
   • Antonyms: close, shut, lock, bolt

   I will open the door for our guests.

2. To prepare for business.
   • Synonym: prepare
   • Antonyms: close, close up, lock, lock up

   She opened the store.

Related words

• can opener
• easy-open
• opener
• opening
• open up
• open wide
• reopen

Adjective

Positive open

Comparative more open

Superlative most open

1. Having a hole or opening, not closed.
   • Synonyms: ajar, unclosed
   • Antonyms: closed, secured, shut, shut up

   The door was open.

2. Available for business.
   • Antonym: closed

   The shop is open.

Related words

• open-air
• opened
• wide open