Added 10 October 2026 tty symbol Categories: Rare Words symbol ! Definition from Wiktionary (CC BY-SA). More about tty at Wordnik → Where our words come from → ISO 639-3 language code for Sikaritai. Related Words: teletypewriterteleprinterteletypefacsimiletddtsaftaatmatsttdttystelecipher Back to today's word