Amelioratory
to make or become better, more bearable, or more satisfactory; improve:
strategies to ameliorate negative effects on the environment.
verb
to make or become better; improve
v.
1728, perhaps a back-formation from amelioration on pattern of french améliorer. the simpler form meliorate was used in middle english. related: ameliorated; ameliorating.
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- Ameloblast
one of a layer of enamel-secreting cells covering the dentin of a developing tooth. noun a type of cell involved in forming dental enamel ameloblast am·e·lo·blast (ām’ə-lō-blāst’) n. a cell of the inner layer of the enamel organ of a developing tooth that is involved in enamel formation.
- Ameloblastic fibroma
ameloblastic fibroma ameloblastic fibroma am·e·lo·blas·tic fibroma (ām’ə-lō-blās’tĭk) n. a benign mixed tumor of odontogenic origin, distinguished by a simultaneous neoplastic proliferation of both epithelial and mesenchymal components of the tooth bud without the production of hard tissue.
- Ameloblastic fibrosarcoma
ameloblastic fibrosarcoma ameloblastic fibrosarcoma n. a rapidly growing, painful, destructive tumor of the jaw that usually arises through a malignant change in a benign fibroma. also called ameloblastic sarcoma.
- Ameloblastic odontoma
ameloblastic odontoma ameloblastic odontoma n. a benign mixed odontogenic tumor having histological characterisitics of both an odontoma and an ameloblastoma.
- Ameloblastic layer
ameloblastic layer ameloblastic layer n. the internal layer of the enamel organ. also called enamel layer.