Etymology and origin of the English word opportune
- Confidence
- Established
- Formation
- Borrowing
- First attested
- c. 1425 Lydgate, Troy Book More words from the 15th century
- Borrowed from
- Middle French opportun via Middle English
- Ultimate origin
- Latin portus
From the same root
Etymology
It is inherited from Middle English opportune,[2][3] borrowed from Middle French opportun (“suitable, fitting”),[4][3] which others call Old French,[5][6][7][8][2] recorded from about 1355,[4] and directly borrowed from Latin opportūnus (“fit, convenient, timely”).[4][5][6][2] Anglo-Norman has the adjective from 1382.[9] The Latin adjective was originally a sailors' word for a wind blowing towards harbour.[4][10][11] Most dictionaries derive it from the phrase ob portum veniēns (“coming toward a port”),[5][6][7][3] with ob (“toward”) and portus (“harbour”), the source of port,[5][7][3][8] and the American Heritage Dictionary carries the noun back to the root Proto-Indo-European *per-.[7] The OED instead forms it from ob- and Portūnus, the name of the protecting god of harbours, probably an adjective at first.[4][10] Dictionary.com takes the second part as the stem of the Latin noun in its sense "access".[12] Compare Italian opportuno, Spanish oportuno and Portuguese oportuno.[4]
Earliest recorded meaning
Suitable, convenient, of a time or a place: the OED's first records are from Lydgate's Troy Book, about 1425.[4][2] Barnhart cites an earlier Lydgate poem, Reson and Sensuallyte, probably about 1408,[6] and Etymonline gives about 1400.[5]
Semantic evolution
In English the word has been used since medieval times of what comes at a good or convenient time,[11] and the Middle English Dictionary glosses it as convenient, appropriate, suitable or favourable.[2] Two 15th-century senses have died out: "advantageous, useful" (before 1475 to 1658) and "open or liable to attack" (before 1500 to 1667), the latter in Milton's "The Woman opportune to all attempts".[4][10] From about 1425 the word also described an event or action fitting its circumstances, and in later use chiefly one happening at a favourable moment.[4][10] Johnson (1755) defined it with a row of near-synonyms led by seasonable, and quotes Bacon's "an opportune death".[13] Thackeray used it in 1853 for something adopted on grounds of expediency, a rare sense that looks towards opportunism.[4][10] The OED also records a verb made from the adjective, from 1606, including in the 20th century a use by confusion with importune and another, by association with opportunity, to grant the chance.[4]
Timeline
- c. 1425 – of a time or a place, appropriate or convenient; of an event, fitting or favourable.[4][2]
- before 1475 – advantageous, useful (obsolete after 1658).[4][10]
- before 1500 – liable or open to attack or injury (obsolete after 1667).[4][10]
- 1606 – verb, to have the opportunity (obsolete, and rare).[4]
- 1667 – adverb, opportunely (obsolete after 1882).[4]
- 1853 – adopted for reasons of expediency.[4][10]
- 1941 – verb, to importune.[4]
- 1980 – verb, to grant the opportunity.[4]
Meanings
Adjective
- Happening at a suitable or advantageous time; timely: Her offer of a lift could not have been more opportune.[3][14][10]
- Fit or convenient for a particular purpose or occasion: They waited for an opportune moment to leave.[3][14][4]
- (rare) Adopted for reasons of expediency.[4][10]
- (obsolete, before 1475–1658) Advantageous, useful.[4][3][10]
- (obsolete, before 1500–1667) Open or liable to attack or injury; exposed.[4][3][10]
Adverb
Word family
- opportunely
- opportuneness
- opportunism
- opportunist
- unopportune
Related words
- opportunity
- port
- importune
- inopportune
References
- ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f Kurath, Hans; Kuhn, Sherman M.; Lewis, Robert E., eds. (1952–2001), Middle English Dictionary, Ann Arbor: University of Michigan Press; online edition ed. Frances McSparran et al. (2000–2018)
- ^ a b c d e f g h Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
- ^ a b c d e f g h i j k l m n o p q r s t u v w x Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
- ^ a b c d e Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b c d Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
- ^ a b c d The American Heritage Dictionary of the English Language (online 2024), 5th ed., Boston: Houghton Mifflin Harcourt
- ^ a b Stevenson, Angus, ed. (2010), Oxford Dictionary of English, 3rd ed., Oxford: Oxford University Press
- ^ Anglo-Norman Dictionary (AND2), Aberystwyth University, anglo-norman.net (2nd ed., 2005–)
- ^ a b c d e f g h i j k l m Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
- ^ a b Cresswell, Julia (2021), Oxford Dictionary of Word Origins, 3rd ed., Oxford: Oxford University Press
- ^ Dictionary.com Unabridged (2016), based on the Random House Unabridged Dictionary, New York: Random House
- ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
- ^ a b Collins English Dictionary (2023), Glasgow: HarperCollins
Related etymologies
- irrigation · also from Latin
- emphasize · also from Latin
- rabbi · also from Latin
- persona · also from Latin
- contingent · also from Latin
- theatrical · also from Latin
- unanimous · also from Latin
- pulp · also from Latin
Cite this entry
“Opportune.” Etymologically, 5 Nov. 2026, etymologically.com/en/opportune. Accessed 5 Nov. 2026.
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