the world > relative properties > order > order, sequence, or succession > preceding or following in order > [adjective] > penultimate (4)
Last but one in serial order; = penultimate, adj. Obsolete. rare.
Last but one in serial order; = penultimate, adj. Now rare.
Originally Scottish. Last but one in serial order; = penultimate, adj.
Last but one in a series of things; second last.