agrobiology

Etymology tree
Proto-Indo-European *h₂eǵ-?
Proto-Indo-European *h₂éǵros
Proto-Italic *agros
Latin agerder.
English agro-
Proto-Indo-European *gʷeyh₃-der.
Ancient Greek βίος (bíos)
Proto-Indo-European *leǵ-
Ancient Greek λόγος (lógos)
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-i-eh₂
Proto-Hellenic *-íā
Ancient Greek -ῐ́ᾱ (-ĭ́ā)
Ancient Greek -λογῐ́ᾱ (-logĭ́ā)bor.
New Latin -logia
New Latin biologialbor.
English biology
English agrobiology
From agro- + biology.