open

From Wiktionary
open is on the Basic English 850 List.
only - open - operation
open is one of the 1000 most common headwords.
only - open - operate

Pronunciation[change]

Verb[change]

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.
    I will open the door for our guests.
  2. To prepare for business.
    She opened the store.

Related words[change]

Adjective[change]

Positive
open

Comparative
more open

Superlative
most open

open door
  1. Having a hole or opening, not closed.
    The door was open.
  2. Available for business.
    The shop is open.
  3. Available for the public to see and change (of code).
    This software has open code, because it was released under an open-source license.

Related words[change]