You searched for: “allotropy”
allotropy (s) (noun), allotropies (pl)
The existence of a solid substance in different physical forms: Tin has metallic and non-metallic crystalline forms while carbon has two crystalline allotropies: diamond and graphite.
This entry is located in the following units: allo-, all- (page 11) tropo-, trop-, -tropal, -trope(s), -tropic, -tropism, -tropia, -tropous, -tropy, trep- (page 1)