symmetry

5 entries found for symmetry.
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symmetry axis bilateral symmetry center[1,noun] radial symmetry

Main Entry: sym·me·try
Pronunciation: 'si-m&-trE
Function: noun
Inflected Form(s): plural -tries
Etymology: Latin symmetria, from Greek, from symmetros symmetrical, from syn- + metron measure -- more at MEASURE
1 : balanced proportions; also : beauty of form arising from balanced proportions
2 : the property of being symmetrical; especially : correspondence in size, shape, and relative position of parts on opposite sides of a dividing line or median plane or about a center or axis -- compare BILATERAL SYMMETRY, RADIAL SYMMETRY
3 : a rigid motion of a geometric figure that determines a one-to-one mapping onto itself
4 : the property of remaining invariant under certain changes (as of orientation in space, of the sign of the electric charge, of parity, or of the direction of time flow) -- used of physical phenomena and of equations describing them