halibut
UK[ˈhælɪbət]US[ˈhælɪbət]
n
A large, flat, edible marine fish of the flounder family.
Etymology
The word 'halibut' has a charmingly literal origin story. It entered English in the 15th century from the Middle English 'halybutte', which was a compound of the Old English words 'hālig' (meaning "holy") and 'butte' (meaning "flatfish"). The name is a direct reference to the fish's status as a popular food item on holy days in medieval Christian Europe. Over time, the pronunciation and spelling simplified from 'holy flatfish' to the modern 'halibut', while the original semantic link to religious observance faded from common knowledge, leaving only the zoological designation.
Analysis
The word 'halibut' is a loanword from Middle English, itself a compound from Old English. It is not productively segmentable using modern English morphemes, as its components have fused and their original meanings are opaque to contemporary speakers.
Examples
The chef prepared a delicious grilled halibut with lemon and herbs.
Halibut fishing is a major industry in the North Pacific.
This recipe calls for a firm white fish like halibut or cod.