Easter egg

Translations
Пасхальное яйцо
Someone found an Easter egg hidden in the garden.
Кто-то нашёл пасхальное яйцо, спрятанное в саду.
Definitions
An Easter egg is a hidden feature, message, or inside joke that is intentionally placed within a work, such as a video game, movie, or software, for users to discover. The term originates from the tradition of Easter egg hunts, where eggs are hidden for children to find.
Words
Easter

adjective
пасхальный
egg

noun
яйцо