| a. | 1. | Of or pertaining to structure; affecting structure; |
| 2. | (Biol.) Of or pertaining to organit structure; |
| Adj. | 1. | structural - relating to or caused by structure, especially political or economic structure; "structural unemployment in a technological society" |
| 2. | structural - relating to or having or characterized by structure; "structural engineer"; "structural errors"; "structural simplicity" | |
| 3. | structural - affecting or involved in structure or construction; "the structural details of a house such as beams and joists and rafters; not ornamental elements"; "structural damage" | |
| 4. | structural - concerned with systematic structure in a particular field of study | |
| 5. | structural - pertaining to geological structure; "geomorphological features of the Black Hills"; "morphological features of granite"; "structural effects of folding and faulting of the earth's surface" | |
| 6. | structural - relating to or concerned with the morphology of plants and animals; "morphological differences" Synonyms: morphologic, morphological |