单词 | midpiece |
释义 | midpiece/ˈmɪdpiːs/noun 1Chiefly Biology. A middle section or part of a structure, organism, etc. 2 Cell Biol. A region of the spermatozoon located behind the neck and ensheathed in closely-packed mitochondria. 3 Immunology. A component of complement identified in the euglobulin fraction (consisting chiefly of the first component, C1). Now historical. OriginLate 19th century; earliest use found in American Naturalist. From mid + piece. |
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