noun, plural (especially collectively) can·dle·fish, (especially referring to two or more kinds or species) can·dle·fish·es.
  1. Also called eulachon. a small, edible, smeltlike fish, Thaleichthys pacificus, of northwestern coastal waters of North America, being so oily that when dried it can be used as a candle.
  2. sablefish.

Origin of candlefish

First recorded in 1880–85; candle + fish Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for candlefish


noun plural -fish or -fishes
  1. a salmonoid food fish, Thaleichthys pacificus, that occurs in the N Pacific and has oily fleshAlso called: eulachon
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