Webster's Revised Unabridged Dictionary · 1913

Individualize

Individualize , transitive verb

[Compare French individualiser.]

To mark as an individual, or to distinguish from others by peculiar properties; to invest with individuality; to give distinctive character to; to make distinctive; to enable differentiation from others of similar type; -- of properties of things.
The peculiarities which individualize and distinguish the humor of Addison. — N. Drake
2.
to render (a product or service) suitable to each individual person by varying to some degree its characteristics; to personalize.
3.
To consider individually; to mention each individual.