Meaning

2 senses
  1. (not comparable)Having twelve notes per octave of the standard instrument tuned in such a way that it is possible to play music in any major or minor key and the resulting sound will not sound perceptibly too far out of tune.

  2. (archaic, not comparable)Good-humoured, pleasant, having an even temperament

Origin

A calque of German wohltemperiert

A calque of German wohltemperiert

Wiktionary, CC BY-SA 4.0 · source

See also

neighbours in the dictionary
well-tempered — meaning, examples, forms, synonyms | Krumeto