What is Actives?

Actives definition and meaning on Dictionary terms:
engaged in action; characterized by energetic work, participation, etc.; busy: an active life.
being in a state of existence, progress, or motion: active hostilities.
involving physical effort and action: active sports.
having the power of quick motion; nimble: active as a gazelle.

characterized by action, motion, volume, use, participation, etc.: an active market in wheat; an active list of subscribers.
causing activity or change; capable of exerting influence (opposed to passive): active treason.
effective (opposed to inert): active ingredients.
Grammar. noting or pertaining to a voice of verbal inflection in which typically the subject of the sentence is represented as performing the action expressed by the verb (opposed to passive): Writes in He writes a letter every day is an active verb form.
requiring or giving rise to action; practical: an active course.
(of a volcano) in eruption.
Accounting. profitable; busy: active accounts.
requiring personal effort or attention; not automatic: an active alarm system.
interest-bearing: active paper.
Medicine/Medical. acting quickly; producing immediate effects: active remedies.
Sociology. (of a crowd) engaging in purposeful activity, often of a militant nature.Compare expressive(def 4).
Aerospace. able to transmit signals: an active communications satellite.
Electronics. (of a device or system) acting as a source of electrical energy, as a generator, or capable of amplifying or converting voltages or currents, as a transistor or diode.
(of a solar heating system) accumulating and distributing solar heat by mechanical means.
Military. serving on active duty.

Grammar. the active voice.a form or construction in the active voice.

an active person, member, subscriber, etc.: The circular was mailed only to the actives on our list.

Informal. something showing considerable action or activity: On the stock market there was heavy trading in the actives.