Meaning of SYMMETRY in English
/ ˈsɪmətri; NAmE / noun [ U ]
the exact match in size and shape between two halves, parts or sides of sth :
the perfect symmetry of the garden design
the quality of being very similar or equal :
the increasing symmetry between men's and women's jobs
mid 16th cent. (denoting proportion): from French symétrie or Latin symmetria , from Greek , from sun- with + metron measure.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005