"To break this symmetry" means to disrupt or alter a balanced or equal state, often in order to introduce a change or to create asymmetry. Full definition
By cleverly contorting the paddle create more drag on the power stroke than on the recovery stroke, single cell organisms like paramecia break the symmetry of their stroke and thus elude the scallop conundrum. (empiricalzeal.com)
«Putting droplets in another liquid with an ionic content can be used for breaking symmetry across them and allow them to move about freely in three dimensions, but so far we have not understood the fundamentals of how liquid metal interacts with surrounding fluid,» Kalantar - zadeh said. (sciencedaily.com)
A spidery sculpture called Broken Symmetry straddles the main entrance, power pylons shaped like the Greek letter pi march to the east, and a thousand acres of the surrounding campus is restored tallgrass prairie. (discovermagazine.com)