Etymologically

Etymology and origin of the English word deserter

Confidence
Established
Formation
Derivation
First attested
1630s More words from the 17th century
Ultimate origin
Latin serō
Etymology tree
inherited borrowed derived
Latin sērus
Latin sērō
French soir
Latin dēserō
Latin dēsertō
French déserter
English desert
English deserter
The word's journey
From the same root
Latin asserō ← sērō
Latin cōnserō ← sērō
Latin disserō ← sērō
Latin exserō ← sērō
Latin īnserō ← sērō
Latin obserō ← sērō
Latin praesertim ← sērō
Latin satiō ← sērō
Latin sator ← sērō
Latin satus ← sērō
Latin sēra ← sērō
Latin seriēs ← sērō
Latin sērōtinus ← sērō
French bonsoir ← soir
French soirée ← soir
Latin dēsertor ← dēserō
Latin dēsertus ← dēserō

Pronunciation

  • UK: /dɪˈzɜːtə(ɹ)/[1]

Etymology

It is formed from English desert + -er,[2][3][4] after French déserteur and Latin dēsertor (“one who forsakes, abandons, or deserts”), the agent noun of dēserō (“to leave, forsake”).[2][4] Merriam-Webster Unabridged treats the word as a loan of those forms, both French and Latin.[5] The verb desert is from déserter, from Late Latin dēsertō, a frequentative of the Latin verb,[2][3][5] which is from dē- (“undo”) and serō (“to join together, put in a row”),[3][5] from Proto-Indo-European *ser- (“to line up”).[3]

Earliest recorded meaning

Someone who forsakes a cause, duty, party or friends: the 1630s in Etymonline,[3] and in the OED a text perhaps from before 1645, A. Stafford's Just Apology.[2]

Semantic evolution

The word came in with the verb still new, desert being recorded from about 1600 and of military service from the 1640s.[3] The general sense, with an implied breach of duty or allegiance, came first; the special sense of a soldier or sailor who quits the service without leave is dated from the 1660s,[3] from 1667 in R. Allestree's Causes of Decay of Christian Piety.[2] Johnson (1755) gives the two in that order, quoting the same book for the army sense.[6] The military sense is the one dictionaries now single out.[5] British underworld slang of the 1840s turned the word into a name for a sausage, after the deserter's red coat.[7]

Timeline

  • 1630s – one who forsakes a cause, duty or party.[3] The OED's first quotation is from perhaps before 1645.[2]
  • 1667 – a soldier or sailor who quits the service without leave.[2] Etymonline dates it to the 1660s.[3]
  • 1846 – slang, a sausage.[7]

Meanings

Noun

  1. A member of the armed forces who leaves the service without permission and without meaning to return: The patrol picked up two deserters at the border.[5][2][3]
  2. A person who abandons a duty, a cause or anyone to whom service is owed: The party treated him as a deserter after the vote.[5][2][6]

References

  1. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
  3. ^ a b c d e f g h i j Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  4. ^ a b Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
  5. ^ a b c d e f Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  6. ^ a b Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
  7. ^ a b Green, Jonathon (2010), Green's Dictionary of Slang, London: Chambers; digital ed. 2016–, https://greensdictofslang.com
Cite this entry

“Deserter.” Etymologically, 5 Nov. 2026, etymologically.com/en/deserter. Accessed 6 Nov. 2026.

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