noun
topicalization
Linguistic term referring to the syntactic process of making a constituent the topic of a sentence, often marked by は in Japanese.
日本語では、話題化は「は」によって示されることが多い。
In Japanese, topicalization is often indicated by 'wa'.
この文では目的語が話題化されている。
In this sentence, the object has been topicalized.
Compound of 話題 (topic) + 化 (-ization). A straightforward Sino-Japanese formation.