Meanings
nounmicroexpression (plural microexpressions)
plural microexpressions
- A fleeting, involuntary facial expression that may reveal private thoughts or emotions.
Origin
- Proto-Indo-European*mey-der.?
- Ancient Greekμῑκρός (mīkrós)
- Ancient Greekμῑκρο- (mīkro-)
- Englishmicro-
- Englishexpression
- Englishmicroexpression
From micro- + expression.
Full word history & related roots →Translations
Chinese Mandarin 微表情
- 微表情 (wēibiǎoqíng)fleeting facial expression
Finnish mikroilme
- mikroilmefleeting facial expression
Russian микровыражение
- микровыражение (mikrovyraženije)fleeting facial expression
Cite this entry
APA
microexpression. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/microexpression
MLA
“microexpression.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/microexpression. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “microexpression,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/microexpression.
Source: microexpression on Wiktionary, CC BY-SA 4.0.