pernambuco wood per·nam·bu·cowood uncommon noun 1. tropical tree with prickly trunk; its heavy red wood yields a red dye and is used for cabinetry Synonymsbrazilwoodpeachwoodpeach-woodpernambuco woodCaesalpinia echinata Related words Broader terms tree Parts Caesalpinia Part of brazilwood WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.