unilateral
adjective/u.ni.lɐ.tɨ.ˈɾaɫ/medium
u·ni·la·te·ral
Definition
Done or decided by only one of the parties involved.
The government made a unilateral withdrawal from the treaty.
It was a unilateral decision that angered the other side.
Common collocations
unilateral decisionunilateral actionunilateral declaration
Etymology
Do latim 'unilateralis', de 'uni-' (um) + 'lateralis' (lateral).