Translation guide
A formal daytime coat with tails, worn at weddings or formal events. In Japanese, it is usually referred to by the borrowed English term.
morning coat
The specific garment: a black or grey coat with a cutaway front and long tails at the back, worn with striped trousers for formal daytime occasions.
In casual conversation, モーニング is sufficient. In formal writing or when clarity is needed, use the full モーニングコート.
The standard Japanese term, a direct loanword from English. Used in formal contexts like weddings.
The groom was wearing a morning coat.
Shortened form commonly used in conversation. Can refer to the coat or the entire outfit.
I plan to wear a morning coat to the wedding.
Literally 'swallowtail coat'. This term is more commonly used for evening tailcoats (white tie), but may occasionally be used for morning coats in older texts. Can cause confusion.
Usually refers to evening tailcoats, not morning coats. Use モーニングコート to be precise.
A tailcoat is formal evening wear.