Relating to or resembling a bole (the trunk of a tree); or relating to bole (a type of fine clay or earth pigment).
From 'bole' (tree trunk, from Old Norse 'bolr') or 'bole' (the earth pigment, from Latin 'bolus'). The adjective suffix '-ar' comes from Latin and indicates 'relating to' or 'of the nature of.'
The English word 'bole' has two completely different meanings—tree trunk and pigment clay—yet they may have different origins entirely. English happily lets homophones coexist, making our vocabulary both rich and confusing!
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