activator
— Noun
– English
～ (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription
active
— Adjective
– English
～ engaged in or ready for military or naval operations; "on active duty"; "the platoon is combat-ready"; "review the fighting forces"
active
— Adjective
– English
～ in operation; "keep hope alive"; "the tradition was still alive"; "an active tradition"
active
— Adjective
– English
～ engaged in full-time work; "active duty"; "though past retirement age he is still active in his profession"
active
— Adjective
– English
～ disposed to take action or effectuate change; "a director who takes an active interest in corporate operations"; "an active antagonism"; "he was active in drawing attention to their grievances"
active
— Adjective
– English
～ characterized by energetic activity; "an active toddler"; "active as a gazelle"; "an active man is a man of action"
active
— Adjective
– English
～ exerting influence or producing a change or effect; "an active ingredient"
active
— Adjective
– English
～ taking part in an activity; "an active member of the club"; "he was politically active"; "the participating organizations"
active
— Adjective
– English
～ tending to become more severe or wider in scope; "active tuberculosis"
active
— Adjective
– English
～ (of e.g. volcanos) erupting or liable to erupt; "active volcanos"
active
— Adjective
– English
～ (used of verbs (e.g. `to run') and participial adjectives (e.g. `running' in `running water')) expressing action rather than a state of being