active

adjective

US /ˈæktɪv/

1
someone who is active does a lot of different activities and has a lot of energy and interests
People are remaining active into later life.
meditation techniques to keep the mind active and alert
Synonyms and related words
Energetic and lively
active
vital
alive
1. 1a
  very involved in the work of an organization or with a particular activity
  active in:
  She continues to be active in politics.
  active member:
  He is an active member of the American Cancer Society.
  Synonyms and related words
  Busy and working
  busy
  active
  rushed
2. 1b
  used about a period or event that is full of busy activity
  We had a very active weekend.
  Synonyms and related words
  Busy places and times and describing busy places and times
  madhouse
  lively
  hectic
2
taking positive action in order to make something happen, instead of just hoping that it will happen
There are already active discussions going on.
Active steps are being taken to calm the situation.
We couldn’t have organized the show without the active support and participation of the students’ parents.
Synonyms and related words
Involved in something
concerned
active
involved
3
operating or working in a particular area or at a particular time
Pickpockets are known to be active in the area.
Synonyms and related words
Existing, happening or being dealt with now
existing
present
immediate
1. 3a
  regularly doing a particular activity
  sexually active (=having sex regularly):
  sexually active young women
  Synonyms and related words
  Busy and working
  busy
  active
  rushed
2. 3b
  an active electrical system is working
  The burglar alarm becomes active ten seconds after you set it.
  Synonyms and related words
  Electricity and electrical power
  AC
  active
  alternating current
4
an active volcano is likely to erupt (=explode and pour out fire) at any time. When a volcano no longer does this, it is extinct.
Synonyms and related words
Volcanos
active
crater
dormant
5
chemistryproducing a chemical or biological reaction
What is the active ingredient in detergents?
Synonyms and related words
Describing chemicals and chemical processes
active
aerobic
alkaline
6
linguisticsin active verbs or clauses, the subject is the person or thing that does or is responsible for the action of the verb. For example in the sentence “The crowd was making a bit of noise throughout the game,” the verb group “was making” is active, and the clause is in the active voice.
Synonyms and related words
Describing types and forms of verbs
active
causative
dynamic
See alsopassive
See alsovoice
7
computingused for describing the area of a computer screen that is being used or is ready to accept information from the user
Synonyms and related words
Relating to computer software, systems and equipment
active
adaptive
antivirus

单词	active
释义	active adjective UK /ˈæktɪv/ Other entries for this word the active noun active duty noun active window noun active service noun active at volcano active ingredient at ingredient DEFINITIONS6 doing many activities making something happen operating/working of a volcano producing a reaction in grammar 1 someone who is active does a lot of different activities and has a lot of energy and interests People are remaining active into later life. meditation techniques to keep the mind active and alert Synonyms and related words Energetic and lively energetic lively active 1a very involved in the work of an organization or with a particular activity active in: She continues to be active in politics. active member: He is an active member of the American Cancer Society. Synonyms and related words Busy and working busy active tied up 1b used about a period or event that is full of busy activity We had a very active weekend. Synonyms and related words Busy places and times and describing busy places and times madhouse a hive of activity the centre of activity/things 2 taking positive action in order to make something happen, rather than just hoping that it will happen There are already active discussions going on. Active steps are being taken to calm the situation. We couldn’t have organized the show without the active support and participation of the students’ parents. Synonyms and related words Involved in something concerned active involved 3 operating or working in a particular area or at a particular time Pickpockets are known to be active in the area. Synonyms and related words Existing, happening or being dealt with now existing present immediate 3a regularly doing a particular activity sexually active (=having sex regularly): sexually active young women Synonyms and related words Busy and working busy active tied up 3b an active electrical system is working The burglar alarm becomes active ten seconds after you set it. Synonyms and related words Electricity and electrical power AC active alternating current 4 an active volcano is likely to erupt (=explode and pour out fire) at any time. When a volcano no longer does this, it is extinct. Synonyms and related words Volcanos active crater dormant 5 chemistryproducing a chemical or biological reaction What is the active ingredient in detergents? Synonyms and related words Describing chemicals and chemical processes active aerobic alkaline 6 linguisticsin active verbs or clauses, the subject is the person or thing that does or is responsible for the action of the verb. For example in the sentence ‘The crowd was making a bit of noise throughout the game’, the verb group ‘was making’ is active, and the clause is in the active voice. Synonyms and related words Describing types and forms of verbs active causative ditransitive See alsopassive active adjective US /ˈæktɪv/ Other entries for this word the active noun active duty noun active window noun active service noun active adult community noun active at volcano active ingredient at ingredient DEFINITIONS7 doing many activities making something happen operating/working of a volcano producing a reaction in grammar in computing 1 someone who is active does a lot of different activities and has a lot of energy and interests People are remaining active into later life. meditation techniques to keep the mind active and alert Synonyms and related words Energetic and lively active vital alive 1a very involved in the work of an organization or with a particular activity active in: She continues to be active in politics. active member: He is an active member of the American Cancer Society. Synonyms and related words Busy and working busy active rushed 1b used about a period or event that is full of busy activity We had a very active weekend. Synonyms and related words Busy places and times and describing busy places and times madhouse lively hectic 2 taking positive action in order to make something happen, instead of just hoping that it will happen There are already active discussions going on. Active steps are being taken to calm the situation. We couldn’t have organized the show without the active support and participation of the students’ parents. Synonyms and related words Involved in something concerned active involved 3 operating or working in a particular area or at a particular time Pickpockets are known to be active in the area. Synonyms and related words Existing, happening or being dealt with now existing present immediate 3a regularly doing a particular activity sexually active (=having sex regularly): sexually active young women Synonyms and related words Busy and working busy active rushed 3b an active electrical system is working The burglar alarm becomes active ten seconds after you set it. Synonyms and related words Electricity and electrical power AC active alternating current 4 an active volcano is likely to erupt (=explode and pour out fire) at any time. When a volcano no longer does this, it is extinct. Synonyms and related words Volcanos active crater dormant 5 chemistryproducing a chemical or biological reaction What is the active ingredient in detergents? Synonyms and related words Describing chemicals and chemical processes active aerobic alkaline 6 linguisticsin active verbs or clauses, the subject is the person or thing that does or is responsible for the action of the verb. For example in the sentence “The crowd was making a bit of noise throughout the game,” the verb group “was making” is active, and the clause is in the active voice. Synonyms and related words Describing types and forms of verbs active causative dynamic See alsopassive See alsovoice 7 computingused for describing the area of a computer screen that is being used or is ready to accept information from the user Synonyms and related words Relating to computer software, systems and equipment active adaptive antivirus
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