Black boxes
Structures and black boxes are semantically related. In some cases you can use "Structures" instead a noun phrase "Black boxes".
Structures
Black boxes and structures are semantically related. Sometimes you can use "Black boxes" instead a noun "Structures".
Cite this Source
Structures and Black boxes. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/black_boxes/structures
Black boxes & Structures. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/black_boxes/structures>.
Structures or Black boxes. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/black_boxes/structures.
Google Ngram Viewer shows how "black boxes" and "structures" have occurred on timeline