Other forms: unified, unifying, unifies
To unify is to bring separate things together as one. Unify the country, a unifying figure, unify the systems.
In politics it means joining separate states, and in physics a unified theory is one account covering forces previously explained separately. A unifying figure is somebody people on both sides will accept.
1verbunifyTo bring separate things together as one.
“The new king worked to unify the warring tribes into one nation.”
unify is a joining.
Latin unificare is unus, one, plus facere, to make.
Latin
unificare
Middle French
unifier
English, today
unify
Middle French unifier, from Latin unificare.
Etymology from Wiktionary, CC BY-SA