adj. 25B6; adjective
a calm, dispassionate manner : UNEMOTIONAL, emotionless, impassive, cool, calm, {cool, calm, and collected}, unruffled, unperturbed, composed, self-possessed, self-controlled, unexcitable; informal laid-back.
a dispassionate analysis : OBJECTIVE, detached, neutral, disinterested, impartial, non-partisan, unbiased, unprejudiced; scientific, analytical.
emotional, biased.