| Date: | 1300-1400 |
| Language: | Old French |
| Origin: | remaindre, from Latin remanere, from manere 'to stay' |
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re‧main S1 W1

1 [intransitive always + adverb/preposition, linking verb] to continue to be in the same state or condition :
Please remain seated until all the lights are on.
We remained friends.
Please remain seated until all the lights are on.
We remained friends.2 [intransitive] formal to stay in the same place without moving away [= stay]
remain at/in/with etc
She was too ill to remain at home.
The refugees were allowed to remain in the UK.
! In spoken English it is more usual to use stay.
She was too ill to remain at home.
The refugees were allowed to remain in the UK.3 [intransitive] to continue to exist or be left after others have gone, been used, or been destroyed :
Little of the original building remains.
The score is tied, with fifteen minutes remaining.
Little of the original building remains.
The score is tied, with fifteen minutes remaining.4 [intransitive] to be left after other things have been dealt with
5 used to say that it is still uncertain whether something will happen or is true :
It remains to be seen whether the operation was successful.
it remains to be seen
It remains to be seen whether the operation was successful.