From Middle English tresoun, treison, from Anglo-Norman treson, from Old French traïson (“treason”), from Latin trāditiōnem, accusative of trāditiō (“a giving up, handing over, surrender, delivery, tradition”), from trādō (“give up, hand over, deliver over, betray”, verb), from trāns- (“over, across”) + dō (“give”). Doublet of tradition.
- The crime of betraying one’s own country.
- 1613, John Harington, “Book iv, Epigram 5”, in Alcilia:
- Treason doth never prosper. What's the reason? Why, if it doth, then none dare call it treason.
- (US, law) Waging war against the United States or providing aid and comfort to one of its enemies.
- An act of treachery, betrayal of trust or confidence
- high treason
- petit treason/petty treason
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.
- treason at OneLook Dictionary Search
- treason in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
- treason in The Century Dictionary, The Century Co., New York, 1911
- Santore, Senator, anteros, asteron, atoners, nor'-east, nose art, noseart, one-star, orantes, ornates, rotanes, senator, tenoras
- Alternative form of