English Explanatory Dictionary

activation

English dictionary entry

Meanings

noun
  1. Making active and effective; bringing into a state of activity.
  2. The process of making a radioisotope by bombarding a stable element with neutrons or protons.
  3. The process by which molecules are made able to react.
  4. The promotion of a brand through an event or campaign.

Pronunciation

/ˌæktɪˈveɪʃn̩/ /ˌæktəˈveɪʃən/ LL-Q1860 (eng)-Vealhurl-activation.wav

Word forms

activation activations

Etymology

Etymology tree Proto-Indo-European *h₂eǵ- Proto-Indo-European *-eti Proto-Indo-European *h₂éǵeti Proto-Italic *agō Latin agō Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus ▲ Ancient Greek ἐνεργητῐκός (energētĭkós)sl. Latin āctīvusbor. Old French actifbor. Middle English actyf English active Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation ▲ English active Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-tós Proto-Indo-European *-eh₂tos Proto-Italic *-ātos Latin -ātuslbor. English -ate English activate ▲ English -ation English -ion English activation From active or activate + -ation

Derived words

activational activation analysis activation energy activation function activationist activationless activation phrase activation record activation syndrome alloactivation autoactivation biactivation bioactivation cat activation noise CH activation chemoactivation coactivation cryoactivation deactivation health activation heteroactivation hyperactivation hypoactivation immunoactivation inactivation mechanoactivation metalloactivation misactivation multiactivation neuroactivation neuron activation neutron activation analysis nonactivation overactivation phosphoactivation photoactivation postactivation preactivation psychoactivation radioactivation reactivation superactivation sympathoactivation thermoactivation time delay toxin activation transactivation underactivation
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