accumulation
US /əˌkjuː.mjəˈleɪ.ʃən/
UK /əˌkjuː.mjəˈleɪ.ʃən/

1.
accumulation, amassement
the acquisition or gradual gathering of something
:
•
The accumulation of dust on the shelves was noticeable.
L'accumulation de poussière sur les étagères était perceptible.
•
His wealth was the result of years of careful accumulation.
Sa richesse était le résultat d'années d'accumulation prudente.
2.
accumulation, collection
a mass or quantity of something that has gradually gathered or been acquired
:
•
There was a large accumulation of leaves in the corner of the garden.
Il y avait une grande accumulation de feuilles dans le coin du jardin.
•
The museum displayed an impressive accumulation of ancient artifacts.
Le musée exposait une impressionnante collection d'artefacts anciens.