adjective
(UK, in US usually formal, literary or scholarly) Next to last, second to last; immediately preceding the end of a sequence, list, etc.
(linguistics) Of or pertaining to a penult.
(mathematics, rare) Relating to or denoting an element of a related collection of curves that is arbitrarily close to a degenerate form.
(proscribed) pre-eminent, ultimate, best; par excellence, top-quality
noun
(uncommon) A penult, a next to last, particularly: