Definitions

1. adjective

next to the last; coming or occurring immediately before the last.

“The penultimate scene of the play was particularly emotional.”

2. noun

the second last one, especially in a series or a sequence.

“The penultimate chapter of the book was fascinating.”

3. noun

the part of a word or a language that is next to the last syllable.

“In the word ‘penultim’, the penultimate syllable is ‘lim’.”