témoin

/te.mwɛ̃/
3.
nounmasculine

baton (object passed between runners in a relay race)

Le coureur a passé le témoin à son coéquipier.

The runner passed the baton to his teammate.

Synonyms:bâton
1.
nounmasculine

witness (person who saw or can attest to an event)

witness at a wedding (one of the people who signs the marriage papers — e.g., best man/maid of honor)

Il a été appelé comme témoin au procès.

He was called as a witness at the trial.

Synonyms:spectateur, observateur
2.
nounmasculine

indicator light (small warning or status light on a dashboard or device)

Le témoin d'huile s'est allumé sur le tableau de bord.

The oil warning light came on the dashboard.

Synonyms:voyant, indicateur