1. Employment or study arrangement where work or classes occur for less than the standard full-time hours, typically half a day or less than 40 hours per week
She works part-time at the bookstore while studying at university.
Ela trabalha em meio período na livraria enquanto estuda na universidade.
2. A school shift or session that covers half of a typical school day
My son attends the morning half-day session at school.
Meu filho frequenta o turno de meio período matutino na escola.