unconcerned, lukewarm, offhand, mellow, lackadaisical, dispassionate, unruffled, effortless, aloof, detached, unflappable, unemotional, casual, apathetic, unperturbed, composed, self-possessed, nonchalant, relaxed, impassive
Origin of disimpassioned
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for disimpassioned
Historical Examples of disimpassioned
Disimpassioned, dis-im-pash′und, adj. free from the influence of passion, tranquil.