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📕 rednote ID(小红书号)：3881567312

Active Definition, Usage, and Examples (2 meaning)

Meaning 1：energetic and involved (active)

active 🔊

/ˈæktɪv/

adj.

Describing a person who likes to move around a lot, does many things, and participates fully.

Active person walking energetically in a park with yoga mat

energetic and involved 🔊

➕

/ˌenərˈdʒetɪk ənd ɪnˈvɒlvd/

adj.

Describes a person who is physically or mentally energetic, who takes part in many activities, and who is not passive or lazy.

📁 Category：Behaviors & Actions 🔖 Level：elementary

📘 Details & Usage

📖 Root Explanation

From Latin 'act-' (to do) + '-ive' (adjective suffix), meaning 'doing something'.

💡 Mnemonic

An active person is always 'acting'—moving, doing, and participating.

📖 Example

Even at 70, my grandfather is an active member of the local hiking club and goes on walks every weekend. 🔊 Even at 70, my grandfather is an energetic and involved member of the local hiking club and goes on walks every weekend.

🔗 Collocations

active lifestyle – a way of living that involves regular physical activity and movement

active participant – a person who takes a full, engaged role in an event or discussion

active member – someone who regularly contributes and participates in an organization or group

🔄 Synonyms

energetic (adj.) – having or showing great physical or mental energy

lively (adj.) – full of life and energy; vigorous and animated

dynamic (adj.) – characterized by constant change, activity, or progress

🚫 Antonyms

inactive (adj.) – not engaging in or involving physical or mental activity

lazy (adj.) – unwilling to work or use energy; idle

sedentary (adj.) – tending to spend much time seated; physically inactive

🌱 Derivatives

activity (n.) – a thing that a person does; an action or pursuit

activate (v.) – to make something active or operative

actively (adv.) – in a way that involves energetic participation or action

📖 Cultural Story

Derived from Latin 'activus', related to 'actus' (action). The sense of 'energetic' dates from the 14th century; the geological sense (active volcano) emerged in the 19th century.

Meaning 2：currently operating or erupting (active)

active 🔊

/ˈæktɪv/

adj.

Describing something that is currently working, operating, or in use.

Active volcano erupting with glowing lava at night

currently operating or erupting 🔊

➕

/ˈkɜːrəntli ˈɑːpəreɪtɪŋ ɔːr ɪˈrʌptɪŋ/

adj.

Describes a thing (especially a volcano, machine, or system) that is currently working, functioning, or in a state of activity, as opposed to being dormant or inactive.

📁 Category：Natural Geography 🔖 Level：intermediate

📘 Details & Usage

📖 Example

Mount Etna in Italy is one of the most active volcanoes in the world, frequently erupting. 🔊 Mount Etna in Italy is one of the most currently erupting volcanoes in the world, frequently erupting.

🔗 Collocations

active volcano – a volcano that has erupted in recent times and is likely to erupt again

active ingredient – the chemical component in a medicine or product that produces the intended effect

active fault – a geological fault that is expected to move or cause earthquakes in the future

🔄 Synonyms

functioning (adj.) – working and operating as expected

live (adj.) – (of a volcano) currently active; (of a wire) carrying electrical current

erupting (adj.) – currently in the process of erupting (for a volcano)

🚫 Antonyms

dormant (adj.) – (of a volcano) inactive but capable of becoming active again

extinct (adj.) – (of a volcano) no longer active and unlikely to erupt again

inactive (adj.) – not working or operating; not in use

🌱 Derivatives

activity (n.) – the state of being active; action or operation

activate (v.) – to cause something to start working or become active

deactivate (v.) – to stop something from working or being active