Akademik

разгар
муж. high point;
height : в полном разгаре, в самом разгаре ≈ at its height, in full swing, in the thick of it, in full fling в разгар сезона ≈ at the height of the season в разгаре спора ≈ in the heat of the dispute
м. peak, height, climax;
работа в (полном) ~е work is in full swing;
лето в самомsummer is at its height.

Большой англо-русский и русско-английский словарь. 2001.