paragenesis /par-ə-jenˈi-sis/ or paragenesia /par-ə-jin-ēˈzi-ə/ (geology)

1. The order in which minerals have developed in a given mass of rock
2. The development of minerals in such close contact that their formation is affected and they become a joined mass

paragenetˈic adjective

• operons
• operose
• operosely
• operoseness
• operosenesses
• operosities
• operosity
• ophi-
• ophicalcite
• ophicalcites
• ophicleide
• ophicleides
• Ophidia
• ophidian
• ophidians
• ophidiaria
• ophidiarium
• ophidiariums
• ophio-
• Ophioglossaceae
• Ophioglossum
• ophiolater
• ophiolaters
• ophiolatries
• ophiolatrous