underbrace

== English == === Etymology === From under- +‎ brace. === Pronunciation === === Verb === underbrace (third-person singular simple present underbraces, present participle underbracing, simple past and past participle underbraced) (transitive) To brace, fasten, or bind underneath. === Noun === underbrace (plural underbraces) The symbol ⏟ {\displaystyle \underbrace {} } .