middlescence en · NOUN
Etymology
Blend of middle age + adolescence.
Meanings
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(uncountable) The period or condition of middle age, especially as a time of transition comparable to adolescence.
Or was I a broken-down college professor living out a spasm of middlescence on the golden coast of Califomia?
1988, Josiah Thompson, Gumshoe: Reflections in a Private Eye, Fawcett Crest, published 1989, →ISBN, page 65: