trimestre înseamnă în Engleză

quarter [quarters]▼◼◼◼(period of three months)
noun
[UK: ˈkwɔː.tə(r)] [US: ˈkwɔːr.tər]Sales fell off in the third quarter. = Les ventes ont baissé au troisième trimestre.

trimester [trimesters]▼◼◼◻(period of three months)
noun
[UK: traɪ.ˈme.stə(r)] [US: traɪ.ˈme.stər]

semester [semesters]▼◼◼◻(half of school year)
noun
[UK: sɪ.ˈme.stə(r)] [US: sə.ˈme.stər]