Question

what is the meaning of the word nadir as used in the passage? use the antonym peak as a context clue to help you determine the meaning. at the peak of his career in the mid - 1960s, allan sherman, a parodist and singer - songwriter, sold millions of records and won a grammy award for his novelty song \hello muddah, hello faddah.\ fans are fickle, however, and sherman found himself at his professional nadir when the public lost interest in his brand of musical comedy. lowest point break from activity deep valley

Explanation:

The passage uses "peak" (highest point in career) as an antonym. Since "nadir" is contrasted with "peak", it means the lowest point, especially in a career - related context.

Answer:

lowest point