unilaterally
//ˌjuːnɪˈlætərəli//
Adverb
unilaterallyCanonical form
1
In a way that involves or is done by only one person, group, or country, without the agreement or involvement of others.
The company unilaterally decided to change the contract terms without consulting its partners.
2
On or affecting only one side of something.
The patient was unilaterally paralyzed on the left side after the stroke.