Temperament

noun
1.
the combination of mental, physical, and emotional traits of a person; natural predisposition.
2.
unusual personal attitude or nature as manifested by peculiarities of feeling, temper, action, etc., often with a disinclination to submit to conventional rules or restraints.
3.
(old physiology) the combination of the four cardinal humors, the relative proportions of which were supposed to determine physical and mental constitution.
4.
Music.

the tuning of a keyboard instrument, as the piano, organ, or harpsichord, so that the instrument may be played in all keys without further tuning.
a particular system of doing this.

5.
Archaic. an act of tempering or moderating.
6.
Archaic. climate.
noun
1.
an individual’s character, disposition, and tendencies as revealed in his reactions
2.
excitability, moodiness, or anger, esp when displayed openly: an actress with temperament
3.
the characteristic way an individual behaves, esp towards other people See also character, personality
4.

an adjustment made to the frequency differences between notes on a keyboard instrument to allow modulation to other keys
any of several systems of such adjustment, such as just temperament, a system not practically possible on keyboard instruments, mean-tone temperament, a system giving an approximation to natural tuning, and equal temperament, the system commonly used in keyboard instruments, giving a scale based on an octave divided into twelve exactly equal semitones See also just intonation

5.
(obsolete) the characteristic way an individual behaves, viewed as the result of the influence of the four humours (blood, phlegm, yellow bile, and black bile)
6.
(archaic) compromise or adjustment
7.
an obsolete word for temperature

temperament tem·per·a·ment (těm’prə-mənt, těm’pər-ə-)
n.

The manner of thinking, behaving, or reacting characteristic of a specific person.

Disposition; temper.