active

adjective

[more ~; most ~] :doing things that require physical movement and energy

We stay/keep active during the cold winter months by skiing and ice skating.

Despite her age, she has been able to maintain her active [=busy] lifestyle.

Cats are most active [=energetic, lively] at night.

[more ~; most ~]

involved in the activities of a group or organization

We are active members of our church.

While many give money to the organization, only a few are active participants. :participating in an action or activity

She was politically active as a volunteer for her state representative. - often + in

They were active in the antiwar movement of the 1960s.

active in women's causes

involving action or participation

They take an active interest in their children's education.

He has taken/played a more active role in the production of this album.

marked by regular action or use

the bank's active and inactive accounts

He became sexually active [=he began having sex] at the age of 21.

of a volcano :likely to explode violently or produce fire and hot liquid rock :capable of erupting

Most volcanoes on this island are still active but a few are inactive.

of a disease :becoming worse or continuing to have bad effects

active tuberculosis

The disease remains active throughout the patient's life.

having a chemical effect especially on the body

The medicine has two active ingredients.

the active ingredient in/of marijuana

a US :involving service in the military as a main job

After two years of active duty [=two years of being a full-time member of the military] she entered the reserves.

She was on active duty for two years.

involving fighting in a war as a member of the military

He saw no active service [=he did not fight in any battles] during his time in the army.

He was on active service in three separate wars.

soldiers returning home from active service

grammar

a of a verb or voice :showing that the subject of a sentence is the one doing the action expressed by the verb

Picked in I picked the apples is an active verb because it shows that the subject I is the one who picked the apples.

Hits in She hits the ball is active, while hit in The ball was hit is passive.

The active voice is a way of writing or speaking that uses active verbs.

The sentence The birds are singing is written in the active voice. - compare passive

b of a verb :expressing action rather than describing the state of something

Words like walk, sing, and eat are active verbs.

In the sentence Look at this picture, the verb look is active.

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Extension Laban Dictionary

active /'æktiv/

active /ˈæktɪv/

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