| 单词 | periodontia |
| 释义 | periodontia in British English (ˌpɛrɪəˈdɒntɪə, ˌpɛrɪəˈdɒnʃjə) noun a US equivalent of periodontics periodontics in British English (ˌpɛrɪəˈdɒntɪks) noun (functioning as singular) the branch of dentistry concerned with diseases affecting the tissues and structures that surround teeth Also called: periodontology or US periodontia Derived forms periodontic (ˌperioˈdontic) adjective periodontically (ˌperioˈdontically) adverb Word origin C19: from peri- + -odontics, from Greek odōn tooth |
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