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Thesaurus: atomic number 89
a radioactive element of the actinide series; found in uranium ores
Related headwords
actinidedefinitionelementdefinitionfounddefinitionoresdefinitionradioactivedefinitionseriesdefinitionuraniumdefinitionatomicfamilyatomic bombfamilyatomic clockfamilyatomic cocktailfamilyatomic energyfamilyAtomic Energy Commissionfamilyatomic explosionfamilyatomic massfamilyatomic mass unitfamilyatomic numberfamilyatomic number 1familyatomic number 10familyatomic number 100familyatomic number 101familyatomic number 102familyatomic number 103familyatomic number 104familyatomic number 105familyatomic number 106familyatomic number 107familyatomic number 108family