alternate
//ˈɔːl.tər.nət/ (adj/noun), /ˈɔːl.tər.neɪt/ (verb)/
Verb
alternateInfinitive
alternatePresent tense
alternatedPast tense
alternatedPast participle
alternatingPresent participle
alternatesThird-person singular
1
To occur or cause to occur in turns repeatedly; to switch back and forth between two things.
The weather alternates between sunny and rainy days.
2
To interchange repeatedly and regularly with one another in time or place.
The two nurses alternate between day and night shifts.
Antonym
Adjective
alternateCanonical form
1
Occurring or succeeding by turns; every other one in a series.
The fence was painted in alternate colors of white and blue.
2
Serving as a substitute or replacement; available as another option.
We need to find an alternate route because the main road is closed.
Synonym
Antonym
Noun
alternateSingular
alternatesPlural
1
A person who acts as a substitute for another; a replacement.
She was chosen as an alternate for the team in case someone got injured.