titular

Of, relating to, being, derived from, or having a title.

Existing in name only; nominal.

If these magnific titles yet remain / Not merely titular.

Named or referred to in the title.

Macbeth is a titular character.

That story begins in rural Wyoming in 1963, when drifters Ennis and Jack are hired by a local rancher to herd sheep through grazing ground on the titular Brokeback Mountain.

One who holds a title.

The person from whom a church takes its special name; distinguished from a patron, who must be canonized or an angel.