| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024se•rum /ˈsɪrəm/USA pronunciation n., pl. se•rums, se•ra /ˈsɪrə/USA pronunciation . - Biochemistrythe clear, pale yellow liquid that separates when blood coagulates;
blood serum: [uncountable]a wound oozing serum.[countable]coding different sera. - Biochemistryliquid made from the blood of an animal that contains disease-fighting substances: [uncountable]serum injected into the bloodstream.[countable]a serum for hepatitis.
WordReference Random House Unabridged Dictionary of American English © 2024se•rum (sēr′əm),USA pronunciation n., pl. se•rums, se•ra (sēr′ə).USA pronunciation - Biochemistrythe clear, pale-yellow liquid that separates from the clot in the coagulation of blood;
blood serum. - ImmunologySee immune serum.
- Biochemistryany watery animal fluid.
- Botanythe thin, clear part of the fluid of plants.
- milk whey.
se′rum•al, adj. Collins Concise English Dictionary © HarperCollins Publishers:: serum /ˈsɪərəm/ n ( pl -rums, -ra / -rə/)- antitoxin obtained from the blood serum of immunized animals
- clear watery fluid, esp that exuded by serous membranes
- a less common word for whey
Etymology: 17th Century: from Latin: whey |