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单词 antibody
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WordReference Random House Learner's Dictionary of American English © 2024
an•ti•bod•y /ˈæntɪˌbɑdi/USA pronunciation   n. [countable], pl. -bod•ies. 
  1. Immunologya protein produced by the body to fight substances like viruses that cause disease.

WordReference Random House Unabridged Dictionary of American English © 2024
an•ti•bod•y  (an′ti bod′ē),USA pronunciation n., pl. -bod•ies. 
  1. Immunologyany of numerousY-shaped protein molecules produced by B cells as a primary immune defense, each molecule and its clones having a unique binding site that can combine with the complementary site of a foreign antigen, as on a virus or bacterium, thereby disabling the antigen and signaling other immune defenses. Abbr.: Ab
  2. Immunologyantibodies of a particular type collectively. Also called immunoglobulin. 
  • anti- + body 1895–1900

Collins Concise English Dictionary © HarperCollins Publishers::
antibody /ˈæntɪˌbɒdɪ/ n ( pl -bodies)
  1. any of various proteins produced in the blood in response to the presence of an antigen. By becoming attached to antigens on infectious organisms antibodies can render them harmless or cause them to be destroyed
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更新时间：2025/7/23 22:27:31