- Confidence
- Established
- Formation
- Borrowing
- First attested
- before 1300
- Borrowed from
- Old French armure
- Ultimate origin
- Latin (armatura)
Pronunciation
- IPA: UK /ˈɑː.mə/, US /ˈɑːr.mɚ/[1]
Etymology
It is borrowed from Old French armure, armeüre, weapons, armour,[2][3][4] from Latin armātūra, arms, equipment,[2][3][5] from armāre, to arm, from arma, weapons, gear (see arm).[2][5] armature is a doublet.[2]
Earliest recorded meaning
Mail, a defensive covering worn in combat: probably before 1300 in Barnhart, about 1300 in Etymonline, also any means of protection.[2][3]
Semantic evolution
Figurative use is from the mid-14th century,[3] and military equipment in general, especially siege engines, from the late 14th century.[3] The protective covering of an animal, such as scales or a shell, is from about 1600.[3] Etymonline remarks that the word might have died with jousting if not for its 19th-century transfer to metal-plated fighting machines, beginning with the ironclads of the American Civil War, first in an 1855 report to Congress.[3] Tanks and armoured vehicles are collectively armor in American military use.[6][7] The verb, to cover with armour, is from the mid-15th century.[3][4] Armor is the American spelling of British armour.[7]
Timeline
- before 1300 – mail, armour.[2]
- mid-14th century – figurative use.[3]
- mid-15th century – to armor (verb).[3]
- c. 1600 – an animal's protective covering.[3]
- 1855 – armour plate on ships.[3]
Modern meaning
Noun
- A protective covering of metal or other hard material worn in fighting, such as mail.
- A tough protective covering, such as the scales of an animal or the metal plating of a vehicle.
- Armoured vehicles, such as tanks, collectively.
Verb
- To cover with armour.
Word family
- armorless
- antiarmor
- armorbearer
- armorial
- armorist
- armor-piercing
- scale armor
- plate armor
Related words
References
- ^ Jones, Daniel (2011), Cambridge English Pronouncing Dictionary, 18th ed., ed. Peter Roach, Jane Setter and John Esling, Cambridge: Cambridge University Press
- ^ a b c d e f Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
- ^ a b c d e f g h i j k l Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
- ^ a b Pearsall, Judy, ed. (1998), The New Oxford Dictionary of English, Oxford: Clarendon Press
- ^ The American Heritage Dictionary of the English Language (1992), 3rd ed., Boston: Houghton Mifflin
- ^ a b Collins English Dictionary (2023), Glasgow: HarperCollins
Related etymologies
Cite this entry
“Armor.” Etymologically, 17 Oct. 2026, etymologically.com/en/armor. Accessed 17 Oct. 2026.
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