multiplex

noun
UK /ˈmʌltɪplɛks/
US /ˈmʌltəplɛks/

A multiplex is a big movie theater with many screens in one building.

We watched three different films at the multiplex last weekend.


OTHER MEANINGS

2. A system that sends many signals or messages through one channel at the same time.

The phone network uses a multiplex to carry thousands of calls at once.

3. A building or complex with many separate units or parts.

The new multiplex houses shops, offices, and apartments.

4. In biology, a test that checks for several diseases or genes at the same time.

The doctor ordered a multiplex test to screen for multiple infections.