(symmetries)
1.
Something that has ~ is symmetrical in shape, design, or structure.
...the incredible beauty and ~ of a snowflake...
I loved the house because it had perfect ~...
N-VAR
2.
Symmetry in a relationship or agreement is the fact of both sides giving and receiving an equal amount.
The superpowers pledged to maintain ~ in their arms shipments.
N-UNCOUNT