(n.) A period of from four to six weeks, in the summer, variously placed by almanac makers between the early part of July and the early part of September; canicular days; -- so called in reference to the rising in ancient times of the Dog Star (Sirius) with the sun. Popularly, the sultry, close part of the summer.

broiling sun canicular days fair weather good old summertime growing season heat wave high summer hot wave hot weather humid weather midday sun midsummer muggy weather stuffy weather sultry weather summer summertide summertime sunshiny weather vertical rays warm weather