|Origin:||, past participle of alternare 'to alternate', from alternus 'alternate', from alter; ALTER|
al‧ter‧nate1 [usually before noun]
if something happens on alternate days, weeks etc, it happens on one day etc and not the next, and continues in this pattern
alternate Mondays/weekends etc
The service runs on alternate days.
two alternate things are placed one after the other in a regular pattern:
alternate blue and red stripes
Arrange the leeks and noodles in alternate layers.
used to replace another thing of the same type [= alternative]:
the appointment of an alternate director