third–party
adjective
Definition of third–party
1 : of, relating to, or involving a third party third–party insurance
2 : of, relating to, or being software that is created by a vendor to be compatible with the products of another vendor
From the M-W Editors
First Known Use of third–party
1901
THIRD–PARTY Defined for English Language Learners
third-party
adjective
Definition of third–party for English Language Learners
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law : of, relating to, or involving insurance that pays money to someone who is harmed by your actions
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