Meaning

noun water chestnut whose spiny fruit has two rather than 4 prongs

noun common Old World heath represented by many varieties; low evergreen grown widely in the northern hemisphere

noun elongated marine food fish of Greenland and northern Europe; often salted and dried

originFrom Middle English lenge, of Germanic origin. Cognate with Old Norse langa. Probably related to long.

Etymology from Wiktionary, CC BY-SA 3.0