1. the quality or condition of being sterile:"the disease can cause sterility in males"Similarinfertilitychildlessnesstechnical:infecundityarchaic:barrennessunproductivenessunfruitfulnessinfertilitysterilenessnonproductivityaridnessariditybarrennesslifelessnesspointlessnessunproductivenessunfruitfulnessfruitlessnessuselessnessfutilityprofitlessnessworthlessnessabortivenessemptinessbarrennessaridityarchaic:bootlessnessasepsisfreedom from germslack of infection/contamination/pollutiondisinfectionpuritycleanlinessOppositefertilityfecundityrichnessfertilityproductivenessfruitfulnesscontamination