noun
special-character word
Computing term for a word that contains special characters, such as symbols or punctuation, often relevant in text processing or programming contexts.
パスワードには特殊文字語を含める必要がある。
The password must include a special-character word.
Compound of 特殊 (とくしゅ, 'special') + 文字 (もじ, 'character') + 語 (ご, 'word').