Defn: Being without symmetry of chemical structure or relation; as, an unsymmetrical carbon atom. Unsymmetrical carbon atom (Chem.), one which is united at once to four different atoms or radicals. This condition usually occasions physical isomerism, with the attendant action on polarized light.

UNSYMMETRICALLY
Un`sym*met"ric*al*ly, adv.

Defn: Not symmetrically.

UNSYMPATHY
Un*sym"pa*thy, n.

Defn: Absence or lack of sympathy.

UNTACK
Un*tack", v. t. Etym: [1st pref. un- + tack.]

Defn: To separate, as what is tacked; to disjoin; to release. being untacked from honest cares. Barrow.

UNTACKLE
Un*tac"kle, v. t. Etym: [1st pref. un- + tackle.]

Defn: To unbitch; to unharness. [Colloq.] Tusser.

UNTALKED
Un*talked", a.