Topic
WordNet
noun
(1) Some situation or event that is thought about
"He kept drifting off the topic"
"He had been thinking about the subject for several years"
"It is a matter for the police"
(2) The subject matter of a conversation or discussion
"He didn't want to discuss that subject"
"It was a very sensitive topic"
"His letters were always on the theme of love"
WiktionaryText
Etymology
From topica < < .