凝集素 níngjísù lectin Origin Definitions Defs Strokes Stroke Words Sentences Sents 冷凝集素 lěngníngjísù cold agglutinin an antibody that causes agglutination (clumping) of red blood cells when the temperature is below normal body temperature外源凝集素 wàiyuánníngjísù lectin (biochemistry) lectin