The phrase "united in marriage" can be expressed in several different ways. Some synonyms for this term include "joined in matrimony," "unified in wedlock," "became one through marriage," "bound together in holy matrimony," or "pledged their love in marriage." Each of these phrases carries the same fundamental meaning: two people have come together to form a lifelong partnership. Whether you use "united in marriage" or one of its synonyms, the sentiment remains the same - two individuals have committed themselves to a shared future, for better or for worse, in love and in life.