单词	keratectomy
释义	keratectomy noun ker·​a·​tec·​to·​my ˌker-ə-ˈtek-tə-mē  plural keratectomies : surgical excision of part of the cornea compare photorefractive keratectomy Word History Etymology kerat- + -ectomy First Known Use 1871, in the meaning defined above Phrases Containing keratectomy photorefractive keratectomy photorefractive keratectomy Medical Definition keratectomy noun ker·​a·​tec·​to·​my ˌker-ə-ˈtek-tə-mē  plural keratectomies : surgical excision of part of the cornea see photorefractive keratectomy
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