semi

Noun semi has 3 senses

• semi(n = noun.event) semifinal - one of the two competitions in the next to the last round of an elimination tournament;
is a part of elimination tournament
is a kind of match

• semi(n = noun.artifact) articulated lorry, rig, tractor trailer, trailer truck, trucking rig - a truck consisting of a tractor and trailer together;
has parts: semi, semitrailer, trailer
has particulars: tandem trailer
is a kind of motortruck, truck

• semi(n = noun.artifact) semitrailer - a trailer having wheels only in the rear; the front is supported by the towing vehicle;
is a kind of trailer
is a part of articulated lorry, rig, semi, tractor trailer, trailer truck, trucking rig