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Dictionary

a•sym•met•ric

Pronunciation: (ā"su-me'trik, as"u-), [key]
—adj.
1. not identical on both sides of a central line; unsymmetrical; lacking symmetry: Most faces are asymmetric.
2. (of a logical or mathematical relation) holding true of members of a class in one order but not in the opposite order, as in the relation “being an ancestor of.”
3. Chem.
a. having an unsymmetrical arrangement of atoms in a molecule.
b. noting a carbon atom bonded to four different atoms or groups.
c. (of a polymer) noting an atom or group that is within a polymer chain and is bonded to two different atoms or groups that are external to the chain. Also,a"sym•met'ri•cal.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

asylum

asymmetry

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