unemotional
1. [ adjective ] unsusceptible to or destitute of or showing no emotion
Related terms: emotional impassive stoic philosophical chilly phlegmatic dry unblinking unmoved cool passionless unmoving emotionality
2. [ adjective ] cool and formal in manner
Synonyms: restrained reticent reserved
Related terms: undemonstrative
Similar spelling:   unemotionally
  unemotionality
  unmentionable
  unintentional