| trophic | <gastroenterology> Of or pertaining to nutrition. Origin: Gr. Trophikos (18 Nov 1997) |
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| trophic changes | Abnormalities of the skin, hair, nails, subcutaneous tissues and bone, caused by peripheral nerve lesions. Synonym: neuritic atrophy, neurogenic atrophy, neurotrophic atrophy, trophic changes. (05 Mar 2000) |
| trophic gangrene | Ulcer resulting from cutaneous sensory denervation. See: perforating ulcer of foot. Synonym: trophic gangrene. (05 Mar 2000) |
| trophic level | <biology> Stage in a food chain or web leading from primary producers (lowest trophic level) through herbivores to primary and secondary carnivores (consumers- highest level). (09 Oct 1997) |
| trophic nucleus | The larger nucleus (or sometimes nuclei) in ciliate protozoans. Derived from the micronucleus by a process of DNA polytenisation. The DNA in the macronucleus is actively transcribed. The macronucleus degenerates before conjugation. (18 Nov 1997) |
| trophic ulcer | Ulcer resulting from cutaneous sensory denervation. See: perforating ulcer of foot. Synonym: trophic gangrene. (05 Mar 2000) |
| trophic web | <biology> Feeding relationships in communities that determine the flow of energy and materials from plants to herbivores, carnivores and scavengers. (09 Oct 1997) |
| trophicity | A trophic influence or condition. Synonym: trophism. (05 Mar 2000) |