one by one

• Locution adverbiale signifiant chaque personne ou chose individuellement, dans une séquence, l'une après l'autre.

An adverbial phrase meaning each individual person or thing in a sequence, one after another.

1. Sequentially, individuallyA2formal

   Each person or thing in a group, one after another.

   un par un

   • The students entered the classroom one by one.
   • She checked the items on the list one by one.
   • The candles were lit one by one during the ceremony.