1. Growing on or living among rocks
   - saxicolous, saxicoline, rupestral, rupicolous

See also: saxicolous plant

• ominous
• ominously
• omissible
• omission
• omissive
• omit
• Omiya
• ommastrephes
• ommatidium
• Ommiad
• omni-
• omnibus
• omnidirectional
• omnidirectional antenna
• omnidirectional radio range
• omnidirectional range
• omnifarious
• omnipotence
• omnipotent
• omnipresence
• omnipresent
• omnirange
• omniscience
• omniscient
• omnium-gatherum