backup

sauvegarde, copie de sauvegarde

Copie supplémentaire de données informatiques, conservée pour les récupérer si l’original est perdu.

En anglais simple : An extra copy of computer information, kept so you can recover it if the original is lost.

• Make a backup of your files.
• We restored the database from a backup.
• Are your backups stored on a separate drive?

Comment l'utiliser : a backup of something (I made a backup of all my photos.)

Synonymes : copy

Expressions courantes : make a backup, restore a backup, backup of something

remplaçant, solution de remplacement

Personne ou chose prévue pour en remplacer une autre si nécessaire.

En anglais simple : A person or thing kept ready to replace another if needed.

• We have a backup if this battery fails.
• The team signed a backup for their goalkeeper.
• Keep two backups ready in case either machine breaks.

Comment l'utiliser : a backup for someone/something (We need a backup for the main goalkeeper.)

Synonymes : replacement, substitute, reserve

Expressions courantes : backup for someone, use a backup

plan de secours, solution de repli

Autre plan que l’on peut suivre si le premier ne fonctionne pas.

En anglais simple : Another plan you can use if your first plan does not work.

• We need a backup if it rains.
• Her backup was to stay with a friend.
• Do you have a backup in case the restaurant is closed?

Comment l'utiliser : as a backup (We booked an indoor room as a backup.)

Synonymes : alternative, fallback, plan B

Expressions courantes : as a backup, backup for something

engorgement, accumulation

Accumulation de véhicules, de liquide ou d’autres matières parce que leur passage est bloqué ou ralenti.

En anglais simple : A buildup of vehicles, liquid, or other material because movement has been blocked or slowed.

• The crash caused a traffic backup.
• A sewage backup flooded the basement.
• Drivers faced long backups near the bridge.

Synonymes : buildup, jam

Expressions courantes : traffic backup, sewage backup

de secours, de réserve

Prévu pour servir si la personne ou la chose principale n’est pas disponible.

En anglais simple : Kept ready to be used if the main person or thing is unavailable.

• We bought a backup battery.
• The backup goalkeeper played after the captain was injured.
• A backup generator kept the hospital running.

Synonymes : reserve, spare, standby

Contraires : main

Expressions courantes : backup player, backup generator, backup battery, backup copy