We found 2 dictionaries that define the word mountain peaks:

General (2 matching dictionaries)

1. mountain peaks: Vocabulary.com
2. mountain-peaks: Wordnik

(Note: See mountain_peak as well.)

Definitions from WordNet (mountain peak) ▸ noun:  the summit of a mountain ▸ Also see mountain_peak Phrases: Mountain peaks of Canada, Mountain peaks of Virginia, low point between mountain peaks, more... ▸ Words similar to mountain peaks ▸ Usage examples for mountain peaks ▸ Idioms related to mountain peaks ▸ Wikipedia articles (New!) ▸ Words that often appear near mountain peaks ▸ Rhymes of mountain peaks ▸ Invented words related to mountain peaks