back‧drop /ˈbækdrɒp $ -drɑːp/ noun [countable]

1. literary the scenery behind something that you are looking at
backdrop to
The sea made a splendid backdrop to the garden.

2. the conditions or situation in which something happens
against a backdrop of something
a love story set against a backdrop of war and despair

3. a painted cloth hung across the back of a stage

[TahlilGaran] Dictionary of Contemporary English ▲

backdrop
noun
ADJ. dramatic, magnificent, perfect, picturesque, romantic | economic, historical, political
VERB + BACKDROP have | provide
PREP. against a/the ~ of The conference begins this week against a backdrop of unmitigated gloom.
~ for The Alps provided the perfect backdrop for a romantic holiday.
~ of The large bay has a superb backdrop of mountains.
~ to War is more than just a dramatic backdrop to the novel.

[TahlilGaran] Collocations Dictionary ▲