1. Containing or using responses; alternating
   "responsive reading"
   - antiphonal 
2. Readily reacting or replying to people or events or stimuli; showing emotion
   "children are often the quickest and most responsive members of the audience" 
3. Reacting to a stimulus
   - reactive

See also: answering, respond, respondent, response, responsiveness, sensitive

Antonym: unresponsive

• friction clutch
• friction match
• friction tape
• frictional
• frictionless
• Friday
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• Fridtjof Nansen
• fried
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• fried rice
• Friedan
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• Friedreich's ataxia
• Friedrich Anton Mesmer
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• Friedrich August Kekule von Stradonitz
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