অর্থ : ଏକ ରାସାୟନିକ ତତ୍ତ୍ୱ
উদাহরণ :
ଏଷ୍ଟାଟିନର ପରମାଣୁ ସଂଖ୍ୟା ପଞ୍ଚାଅଶୀ
অন্যান্য ভাষায় অনুবাদ :
A highly unstable radioactive element (the heaviest of the halogen series). A decay product of uranium and thorium.
astatine, at, atomic number 85