Used chiefly in British, Australian, and Canadian English for a person employed or engaged on a session-by-session basis, especially a part-time lecturer or medical practitioner.
Translations
vacatairePersonne employée à la séance ou pour une période déterminée, surtout dans l’enseignement.
Many of the tutorials are taught by sessionals rather than full-time faculty.
Beaucoup de travaux dirigés sont assurés par des vacataires plutôt que par des enseignants à temps plein.
Definitions
A person who works on a session-by-session basis, especially a part-time academic or professional hired for a specific teaching or clinical period.
Many of the tutorials are taught by sessionals rather than full-time faculty.