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出典:北里大学医療衛生学部 医療情報学研究室編集 医学用語集
出典:Wiktionary
出典:『Wiktionary』 (2026/04/08 21:16 UTC 版)
Borrowed from Middle French excrétion, or Late Latin excretio, excretionis, from Latin excerno.
excretion (countable and uncountable, plural excretions)
出典:Wikipedia
出典:『Wikipedia』 (2011/07/11 12:56 UTC 版)
Excretion is the process by which waste products of metabolism and other non-useful materials are eliminated from an organism. This is in contrast with secretion, where the substance may have specific tasks after leaving the cell. Excretion is an essential process in all forms of life.
名詞の変化形:
Excretion