1. (a.) Having no name; unnamed; as, an innominate person or place.

2. (n.) A term used in designating many parts otherwise unnamed; as, the innominate artery, a great branch of the arch of the aorta; the innominate vein, a great branch of the superior vena cava.

closet cryptonymic cryptonymous incognito inmost innermost innominate interior intimate inward isolated nameless personal private privy retired secluded sequestered unacknowledged undefined undesignated unidentified unknown unnamed unrecognized unspecified withdrawn without a name