The existence of certain elements, in several forms differing in physical properties; e.g., carbon black, graphite, and diamond are all pure carbon.
Origin
[allo- + G. tropos, a turning]
Health4All
The existence of certain elements, in several forms differing in physical properties; e.g., carbon black, graphite, and diamond are all pure carbon.
Origin
[allo- + G. tropos, a turning]
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