1) Allotropical 2) Chemical phenomenon 1) Allotropical 
• (a.) Alt. of Allotropical
variation of physical properties without change in substance. Example
1. Relating to allotropism. ... 2. Denoting a type of personality characterised by a preoccupation with the reactions of others. ... (05 Mar 2000) ... 
(al″o-tro´pik) exhibiting allotropism. more preoccupied with the ideas, actions, and feelings of others than with oneself.
Al`lo·trop'ic (ăl`lo*trŏp'ĭk), Al`lo*trop'ic*al (-ĭk* a l) adjective [ Confer French allotropique .] Of or pertaining to allotropism. -- 
Type: Term Pronunciation: al′ō-trop′ik Definitions: 1. Relating to allotropism. 2. Denoting a type of personality characterized by a preoccupation with the reactions of others. 3. A mutation that imparts to one tissue a characteristic typically found in another type of tissue.
[adj] - of or related to or exhibiting allotropism
allotropic 1. Referring to the mutual attraction of cells, especially gametes. 2. The condition of a flower having a plentiful supply of readily available nectar. 3. The existence of the same population or species in different habitats. 4. In psychiatry, characterizing a person who is preoccupied with what 'other people' think, mean, or do.
allotropical adjective of or related to or exhibiting allotropism; `carbon and sulfur and phosphorus are allotropic elements`
pertaining to or characterized by allotropy.