ambergris
/ˈæmbəgriːs/noun
mass noun
- a wax-like substance that originates as a secretion in the intestines of the sperm whale, found floating in tropical seas and used in perfume manufacture龙涎香（一种蜡状物质, 系抹香鲸肠道分泌物, 漂浮于热带海面水域, 可用以制造香料）。
词源
late Middle English: from Old French ambregris 'grey amber'， as distinct from amber jaune 'yellow amber' (the resin).