閾いき下か

noun which may take the genitive case particle 'no', noun

subliminal

Technical term in psychology for stimuli below the threshold of conscious perception. Used as a noun or with の to modify another noun.

• 閾いき下かの刺し激げきが行こう動どうに影えい響きょうを与あたえることがある。

  Subliminal stimuli can sometimes influence behavior.