词根词缀：immuno-

【来源及含义】Latin: unbound, free from, pure; pertaining to protection against or freedom from disease

【同源单词】coctoimmunogen, electroimmunodiffusion, immunodiagnosis, immunohistochemistry, immunology, immunopotence

词根词缀：stimul-

【来源及含义】Latin: impel, goad, sting, spur, incentive, full of incentives

【同源单词】contrastimulant, hyperstimulation, immunostimulant, narcostimulant, psychostimulant, stimulant