Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: Latin
Origin: Topica 'Topics', book by the ancient Greek thinker Aristotle, from Greek Topika, from topikos 'of a place, of a useful quotation', from topos 'place, useful quotation'

topic

 noun
     
top‧ic W2 [countable]
a subject that people talk or write about:
The environment is a popular topic these days.
topic of
We shall return to the topic of education in Chapter 7.
topic of conversation/debate etc
The wedding has been the only topic of conversation for weeks.
The main topic for discussion will be the proposed new supermarket.
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.
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