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fortnight

/ˈfɔːt.naɪt/ noun

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about fortnight at Wordnik → Where our words come from →

  1. A period of fourteen consecutive days.
    most major tennis tournaments last a fortnight

Origin

From Middle English fourtenyght, fourtene nyght, from Old English fēowertīene niht (literally “fourteen nights"; the Anglo-Saxons counted by nights), equivalent to fourteen + night. Compare sennight.

From Wiktionary, via Kaikki.org (CC BY-SA)