Etymology

acorn

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Today it means: The fruit of the oak, being an oval nut growing in a woody cup or cupule. Full definition →

Middle English acorn ← Old English æcern ← Proto-West Germanic *akarn
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The story

  1. Proto-Indo-European*h₂ógr̥der.?
  2. Proto-Germanic*akraną
  3. Proto-West Germanic*akarn
  4. Old Englishæcern
  5. Middle Englishcorninflu.
  6. Middle Englishacorn
  7. English todayacorn

Inherited from Middle English acorn, an alteration (after corn) of earlier *akern, from Old English æcern (“acorn, oak-mast”), from Proto-West Germanic *akarn, from Proto-Germanic *akraną (“fruit; acorn, nut”), from Proto-Indo-European *h₂égrō (“berry”). Cognates Cognate with Scots aicorn (“acorn”), Dutch aker (“acorn”), German Ecker (“acorn”), Danish agern (“acorn”), Faroese and Icelandic akarn (“acorn”), Norwegian Nynorsk åkorn (“acorn”), Gothic 𐌰𐌺𐍂𐌰𐌽 (akran, “fruit”); Irish airne (“sloe”), Welsh aeron (“berries; small fruits”), eirin (“plums”), Latgalian ūga (“berry”), Latvian oga (“berry”), Lithuanian uoga (“berry”), Belarusian я́гада (jáhada, “berry”), Bulgarian, Russian, and Ukrainian я́года (jáhoda, “berry”), Czech and Slovak jahoda (“strawberry”), Macedonian ја́года (jágoda, “strawberry”), Polish and Slovene jagoda (“berry”), Serbo-Croatian ја̏года, jȁgoda (“strawberry”), Tocharian A and Tocharian B oko (“fruit”). Not related to Old English āc (“oak”), corn (“corn, seed”) or Middle English acquerne.

Words from the same roots

Old Englishæcern all →

Accrington

Etymology from Wiktionary, CC BY-SA 4.0.