Esperanta-angla vortaro »

magia formulo signifas en angla

EsperantaAngla
magia formulo noun

magic word(word with magical effect)
noun
[UK: ˈmæ.dʒɪk ˈwɜːd] [US: ˈmæ.dʒɪk ˈwɝːd]

Via historio