noun (also open diapason or stopped diapason)
an organ stop sounding a main register of flue pipes, typically of eight-foot pitch
• poetic/literary the entire compass, range, or scope of something
• figurative a grand swelling burst of harmony
Vancouver English Tutor: WRITING, IELTS, TOEFL, LPI, SSAT, SAT, GRE, Medical Terminology, Provincial and High School English