Meaning of SEMI in English

SEMI

[semi] n, pl sem.is [short for semidetached] (1912) chiefly Brit: a semidetached house

[2]semi n, pl sem.is (1942): semitrailer [3]semi n, pl sem.is (1942): semifinal--often used in pl.

Merriam-Webster English vocab.      Английский словарь Merriam Webster.