The subject of a speech, essay, thesis, or discourse, Linguistics A word or phrase in a sentence, usually providing information from previous discourse or shared knowledge, that the rest of the sentence elaborates or comments on, A treatise on forms of argument; a system or scheme of forms or commonplaces of argument or oratory, adjective_ topical

A website that displays postings by one or more individuals in chronological order and usually has links to comments on specific postings, intransitive verb_ To write entries in, add material to, or maintain a blog

Plural form of comment,