1. A musical interval that spans three degrees of diatonic scale

Encyclopedia: Major third

• mountain phlox
• mountain pine
• mountain pride
• mountain quail
• mountain range
• mountain rice
• mountain rimu
• mountain rose
• mountain sandwort
• mountain sheep
• mountain sickness
• mountain skink
• mountain spinach
• mountain spleenwort
• Mountain Standard Time
• mountain starwort
• Mountain State
• mountain sumac
• mountain swamp gum
• mountain tea
• mountain tent
• Mountain Time
• mountain trail
• mountain viscacha
• mountain watercress