ACTIVES

Tending to become more severe or wider in scope

Example: "Active tuberculosis"

Disposed to take action or effectuate change

Example: "A director who takes an active interest in corporate operations"

Characterized by energetic activity

Example: "An active toddler"

Exerting influence or producing a change or effect

Example: "An active ingredient"

Full of activity or engaged in continuous activity

Example: "An active seaport"

(of the sun) characterized by an increased occurrence of sunspots and flares and radio emissions

Expressing that the subject of the sentence has the semantic function of actor:

(used of verbs (e.g. `to run') and participial adjectives (e.g. `running' in `running water')) expressing action rather than a state of being

(of e.g. volcanoes) capable of erupting

(of e.g. volcanoes) erupting or liable to erupt

Example: "Active volcanoes"

Engaged in full-time work

Example: "Active duty"