son absence

his/her absence

→ son
phrase Rare #29,607
his/her absence Son can mean either “his” or “her”; the context tells you whose absence it is.
FR: En son absence, nous avons continué la réunion.
EN: In his absence, we continued the meeting.

Ma femme n'a pas noté son absence ?

My wife didn’t record her absence?

— Le Ruban blanc (2009)

Ne dites pas une telle chose en son absence.

Don’t say such a thing in his absence.

En son absence, je vous écoute.

In his absence, I'm listening.

— Le Château ambulant (2004)

Son absence a été causée par une maladie.

His absence was caused by illness.

Son absence eût réveillé les soupçons de Georges Devanne.

His absence would have aroused Georges Devanne’s suspicions.

Personne ne remarqua son absence.

No one noticed his absence.

On a profité de son absence.

We took advantage of his absence.

— Diva (1981)

Il brillait par son absence.

He was conspicuous by his absence.

Il donna une explication à son absence.

He gave an explanation for his absence.

Du fait de son absence, la réunion est annulée.

Due to his absence, the meeting is cancelled.

Il fournit une excuse pour son absence.

He provides an excuse for his absence.

Elle m'a demandé de m'occuper de son bébé en son absence.

She asked me to look after her baby while she was away.