1.An isolated hill or mountain rising abruptly from a plain.
‘Many CAM families, i.e. Cactaceae, Crassu laceae, Euphorbiaceae, Agavaceae, Bromeliaceae and Orchidaceae, are frequently found on inselbergs in the palaeotropics and the neotropics.’
‘The rock exposures are rather poor, except for some scattered inselbergs and massifs of biotite-hornblende gneisses.’