| ̷ ̷ ̷ ̷| ̷ ̷ adjective
1.
a. : being at an age beyond youth and below old age
b. : of, relating to, or characteristic of middle-aged persons
middle-aged love — Michael Arlen
2.
a. of a thing : having existed longer than things of the same type and group commonly or conventionally regarded as new
b. : of, relating to, or characteristic of such things
3.
[the middle age + English -ed ]
obsolete : medieval
• mid·dle-aged·ly | ̷ ̷ ̷ ̷|ājə̇dlē, -jd- adverb
• mid·dle·aged·ness -jə̇dnə̇s, -j(d)n- noun -es