Webster's Revised Unabridged Dictionary · 1913

Ern

Ern , noun

[Anglo-Saxon earn eagle; akin to Dutch arend, Old High German aro, German aar, Icelandic, Swedish, & Danish orn, Gothic ara, and to Greek {not transcribed} bird. r11. Compare Ornithology.]

(Zoology) A sea eagle, esp. the European white-tailed sea eagle (Haliaetus albicilla).

Also: Erne

Ern , intransitive verb

[Compare Erme.]

[Corrupted into yearn in modern editions of Shakespeare.]

To stir with strong emotion; to grieve; to mourn. [Corrupted into yearn in modern editions of Shakespeare.] [Obsolete]