active

ac•tive

[[t]ˈæk tɪv[/t]] adj.

1) engaged in action or activity; characterized by energetic work, motion, etc.:

an active life[/ex]

2) being in existence, progress, or motion:

active hostilities[/ex]

3) marked by or disposed to direct involvement or practical action:

active support[/ex]

4) involving physical action:

active sports[/ex]

5) agile; nimble

6) characterized by current activity, participation, or use:

an active member; an active account[/ex]

7) characterized by considerable or vigorous activity:

an active market in wheat[/ex]

8) capable of exerting influence

(opposed to passive):

active treason[/ex]

9) effective

(opposed to inert):

active ingredients[/ex]

10) gram.

a) of, pertaining to, or being a voice, verb form, or construction having a subject represented as performing or causing the action expressed by the verb, as the verb form write in I write letters every day

(opposed to passive).

b) (of a verb) expressing an action rather than a state; nonstative

11) requiring or giving rise to action; practical

12) gel (of a volcano) in eruption or liable to erupt; not dormant or extinct

13) gel (of a fault) experiencing recurrent seismic movement

14) elo

a) acting as a source of electrical energy, as a generator

b) capable of amplifying or converting voltages or currents, as a transistor or diode

15) mil (of military personnel) on active duty

16) gram. the active voice

17) gram. a form or construction in the active voice

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Etymology: 1300–50; < MF < L āctīvus < āctus, ptp. ofagereto do, act ac′tive•ly, adv. ac′tive•ness, n.