Synonym: animated, dynamic, energetic, lively, spirited, vivacious, working. Antonym: dormant, inactive, passive. Similar words: actively, attractive, active transport, activist, activity, detective, objective, perspective. Meaning: ['æktɪv] 
n. 1. chemical agent capable of activity 2. the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb 3. a person devoted to the active life. adj. 1. tending to become more severe or wider in scope 2. engaged in or ready for military or naval operations 3. disposed to take action or effectuate change 4. taking part in an activity 5. characterized by energetic activity 6. exerting influence or producing a change or effect 7. full of activity or engaged in continuous activity 8. in operation 9. of the sun; characterized by a high level activity in sunspots and flares and radio emissions 10. expressing that the subject of the sentence has the semantic function of actor: "Hemingway favors active constructions" 11. expressing action rather than a state of being; used of verbs (e.g. `to run') and participial adjectives (e.g. `running' in `running water') 12. (of e.g. volcanos) capable of erupting 13. (of e.g. volcanos) erupting or liable to erupt 14. engaged in full-time work.
n. 1. chemical agent capable of activity 2. the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb 3. a person devoted to the active life. adj. 1. tending to become more severe or wider in scope 2. engaged in or ready for military or naval operations 3. disposed to take action or effectuate change 4. taking part in an activity 5. characterized by energetic activity 6. exerting influence or producing a change or effect 7. full of activity or engaged in continuous activity 8. in operation 9. of the sun; characterized by a high level activity in sunspots and flares and radio emissions 10. expressing that the subject of the sentence has the semantic function of actor: "Hemingway favors active constructions" 11. expressing action rather than a state of being; used of verbs (e.g. `to run') and participial adjectives (e.g. `running' in `running water') 12. (of e.g. volcanos) capable of erupting 13. (of e.g. volcanos) erupting or liable to erupt 14. engaged in full-time work. 
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91. The Navy furloughed him and never called him back to active duty.
92. The authorities have been accused of active involvement in the narcotics trade.
93. She is still very active, in spite of her advancing years.
94. All active ingredients of this soap powder are 98% biodegradable within three days.
95. By the time I get home, I'm too tired to do anything active.
96. Your new girlfriend is very active, but isn't she a bit on the old side for you?
97. Highlight a passage in the active document and click on the print icon.
98. She was active as a left - winger in the party.
99. The prime minister was always demanding active intervention early on.
100. We will be taking active steps to collect the outstanding fees.
101. He was still active even at the advanced age of 87.
102. Enemy forces remain active in the mountainous areas around the city.
103. Even in the 1960s, politically active students and academics were in a minority.
104. He takes a more active role in the team nowadays.
105. a stouthearted fellow who had an active career in the army.
106. The active suspension system gives the car a very smooth ride.
107. An active and expansive market economy is a necessary condition for progress.
108. A minority of children are sexually active before they are in their teens.
109. Men have always played an active part in leading worship while women have been confined to more passive roles.
110. Most of the students in the class took an active part in extracurricular.
110. Sentencedict.com try its best to collect and build good sentences.
111. It is important to educate children before they become sexually active.
112. A back injury prevented active participation in any sports for a while.
113. They took active steps to prevent the spread of the disease.
114. The active ingredient in some of the mouthwashes was simply detergent.
115. The volcano is still active(Sentencedict.com), as evidenced by the recent eruption.
116. She has been active in local politics for some years.
117. She's an active member of the Women's Institute and is always organizing talks for her local group.
118. In 'He was driving the car', the verb is active.
119. Caffeine is the active constituent of drinks such as tea and coffee.
120. He was the first member of his regiment to die while on active service.
More similar words: actively, attractive, active transport, activist, activity, detective, objective, perspective, distinctive, protective, productive, collective, effectively, respectively, effectiveness, irrespective of, tactic, action, motive, native, fraction, practice, reaction, relative, incentive, practical, sensitive, supportive, executive, narrative.