This is the 1637th most frequent French word.
témoin
Witness.
Here, 'témoin' refers to 'witness' as a person who has seen an event and provides testimony about it.
Le témoin a raconté ce qu'il avait vu lors de l'accident.
The witness explained what they had seen during the accident.
In this context, 'témoin' refers to a test item or a subject used in experiments or tests.
Elle a utilisé un témoin pour tester la température du four.
She used a test subject to check the oven's temperature.
Here, 'témoin' metaphorically acts as 'testament' or 'evidence' symbolizing historical significance.