underscore

/ˈʌndərskɔr/
noun
  1. A line drawn under a word or phrase, used for emphasis or to indicate importance.
    • She used a red underscore to highlight the corrections.
    • The underscore in the document showed which parts were most important.
    • Add an underscore under the main heading to make it stand out.
  2. The character _ on a keyboard, used in email addresses, filenames, and computer code.
    • My email address uses an underscore between my first and last name.
    • In programming, an underscore is often used to separate words in variable names.
    • The filename uses an underscore instead of a space.
Synonyms
verb
  1. To emphasize or draw attention to something.
    • Her speech underscored how much the community had changed.
    • The teacher underscored the importance of studying for the exam.
    • The report underscores the need for better safety measures.
  2. To draw a line under a word or phrase for emphasis.
    • Please underscore the key terms in your notes.
    • The editor asked me to underscore all the verbs in the paragraph.
    • He underscored the title of the book on the list.
Antonyms