| 单词 | bioaccumulation |
| 释义 | bioaccumulation[ bahy-oh-uh-kyoo-myuh-ley-shuhn ] / ˌbaɪ oʊ əˌkyu myəˈleɪ ʃən / nounbiological accumulation. OTHER WORDS FROM bioaccumulationbi·o·ac·cu·mu·la·tive, adjectiveWords nearby bioaccumulationbinucleate, binucleolate, Binyon, bio, bioaccumulate, bioaccumulation, bioacoustics, bioactive, bioactivity, bioaeration, bioaeronautics Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Medical definitions for bioaccumulationbioaccumulation [ bī′ō-ə-kyōōm′yə-lā′shən ] n.The increase in the concentration of a substance, especially a contaminant, in an organism or in the food chain over time. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for bioaccumulationbioaccumulation [ bī′ō-ə-kyōōm′yə-lā′shən ] The accumulation of a substance, such as a toxic chemical, in various tissues of a living organism. Bioaccumulation takes place within an organism when the rate of intake of a substance is greater than the rate of excretion or metabolic transformation of that substance. Compare biomagnification. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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