nom de plume
noun /ˌnɒm də ˈpluːm/
/ˌnɑːm də ˈpluːm/
(plural noms de plume
(from French) /ˌnɒm də ˈpluːm/
/ˌnɑːm də ˈpluːm/
)- a name used by a writer instead of their real name
笔名 词源early 19th cent.: formed in English from French words, to render the sense ‘pen-name’, on the pattern of nom de guerre.