Unique

U*nique", n. A thing without a like; something unequaled or unparalleled. [R.]

The phenix, the unique pf birds.
De Quincey.

U*nique" (?), a. [F. unique; cf. It. unico; from L. unicus, from unus one. See One.] Being without a like or equal; unmatched; unequaled; unparalleled; single in kind or excellence; sole. -- U*nique"ly, adv. -- U*nique"ness, n.