Definition/Meaning of petricolous

• English - Adjective: petricolous ( comparative more petricolous , superlative most petricolous ) Rock-dwelling; living among or on rocks . Alpine plants that cannot establish themselves in earthy gorges , must adapt to a petricolous habit in cracks in rocks .
• English - Etymology: From Latin petra ( “ a rock ” ) + colō ( “ to inhabit ” ).