/ Dictionary / Index L Lemminkäinen: Meaning and Definition of Find definitions for: Lem•min•käi•nen Pronunciation: (lem'in-kai"nen), [key] — n. (in the Kalevala) a young, jovial hero who has many adventures in which he is sometimes helped by his mother. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lemming lemniscate Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language