Definitions
1.nounThe combination of humours making up one's physiological "temperament", being either hot or cold, and moist or dry.
2.nounThe quality, colour, or appearance of the skin on the face."a rugged complexion; a sunburnt complexion"
3.nounThe outward appearance of something.
4.nounOutlook, attitude, or point of view.
5.noun(loanword, especially in scientific works translated from German) An arrangement.
6.verbTo give a colour to.