Added 9 October 2026 long-lasting adjective Categories: Describing WordsObscure Words In Latin: diūtinus, diūturnus Wiktionary adjective ! Definition from WordNet 3.1, Princeton University. More about long-lasting at Wordnik → Where our words come from → Existing for a long time. hopes for a durable peace Related Words: lastinglong-liveddurablelonglong-lifechroniclong-termlong-standinglong-runninglong-establishedenduringsustained Back to today's word