Longman Dictionary of Contemporary English
Wiktionary
a. Remaining calm even in situations that would cause many others to become angry, frustrated, panicky, etc.
WordNet
adj. not easily irritated; "an equable temper"; "not everyone shared his placid temperament"; "remained placid despite the repeated delays" [syn: equable, good-tempered, placid]
Usage examples of "even-tempered".
She was high-spirited, even-tempered, and had a natural art which did not allow her to seem to understand too flattering a compliment, or a joke which passed in any way the bounds of propriety.
She was even-tempered but not cowlike, affectionate but not possessive, interested in my work but not nosy.
But on that afternoon Miss Dunstable seemed to be as happy and even-tempered as ever.
Ordinarily he seemed rather even-tempered, more amused by her shrewishness than offended by it, but every now and then he managed to look as haughty and remote as an emperor.
Pug was reminded of another Princess and wondered if Anita would grow to be like Carline or be more even-tempered.
I have seen him for some time in the midst of his staff, and he has always appeared even-tempered, tranquil, and orderly in his occupations, and serious in his conversation.
I love you, and swapping you for the most even-tempered, uncomplicated, low-maintenance woman in the world wouldn’t make me happy because the spark wouldn’t be there.
An orderly, even-tempered woman, she had learned the best way to deal with her emotional offsprings was to ride out the storm.
She's as sane and even-tempered as anyone I've ever met, and, Nolan, if you say one more time she has me pussy-whipped, I'm going to feed you your teeth.
Even-tempered as he was, he soon began to give evidences of the strain of being pent in with a mechanical monster that toiled, and sobbed, and slubbered in the shouting dark.