Blossom Dearie, a delicate pianist, composer, arranger and singer with a helium-high voice who helped pioneer vocalese in New York and Paris in the late 1940s and early 1950s, died on Saturday in Greenwich Village after a long illness. She was 82.
Dearie was a regular at 52d St. clubs and the salon apartment of arranger Gil Evans in the late 1940s. Her e…