trunknounmasculine/ˈtɾõku/mediumtron·coPortuguesEnglishEspanolFrancaisDefinitionThe main stem of a tree, which rises from the ground and supports the branches.The trunk of the tree is very thick.He leaned against the trunk to rest.synstembarkEtymologyDo latim 'truncus'Related wordstronqueiratroncaltronco de árvore