Quarterfinal vs. Semifinal

Quarterfinalnoun

One of the four competitions in a knockout tournament whose winners go on to play in the two semifinals.

Quarterfinalnoun

one of the four competitions in an elimination tournament whose winners go on to play in the semifinals

Semifinalnoun

(sports) A playoff in the round with only four players or teams left, the stage before the final.

Semifinalnoun

(General) A competition that narrows a field of contestants (semifinalists) to a set of finalists, for a subsequent final.

Semifinalnoun

one of the two competitions in the next to the last round of an elimination tournament