Meaning of after-sensation in English:

after-sensation

Pronunciation /ˈɑːftəs(ɛ)nˌseɪʃn/ /aftəs(ɛ)nˈseɪʃn/

noun

  • A sensation that persists or recurs after the stimulus which gave rise to it ceases.

Origin

Early 19th century. From after- + sensation.