7405bases (object components)TTen-USVocabulário Colaborativo em Artes e Arquitetura active approved bases (object components)Elements at the bottoms of structures or objects upon which the upper parts rest or are supported; for large objects, bases are often relatively massive. For terminal elements upon which objects rest and that are small in relation to the body of the object, use "feet."

Source: Art & Architecture Thesaurus

http://vocab.getty.edu/page/aat/300001656

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