From Longman Dictionary of Contemporary Englishmidyearmid‧year /ˈmɪdjɪə $ -jɪr/ noun [uncountable] the middle of the year Sales had improved by midyear. —midyear adjective [only before noun] a midyear review
Examples from the Corpus
midyear• The finish for the year was a blistering 37. 61 percent, but that was still behind the performance at midyear. 