radiocesium

noun 0.786

caesium

noun 0.775

radionuclide

noun 0.588

cerium

noun 0.581

radioactive

noun 0.581

iodine-125

noun 0.577

radioisotope

noun 0.560

carbon-14

noun 0.559

radioactive tracer

noun 0.557

radioiodine

noun 0.554

strontium

noun 0.552

radiochemical

noun 0.552

radiocarbon

noun 0.545

californium

noun 0.542

radioactive waste

noun 0.538

radiotracer

noun 0.538

radioactive fallout

noun 0.534

radionucleotide

noun 0.534

medical isotope

noun 0.533

rubidium

noun 0.531

technetium

noun 0.526

francium

noun 0.524

radium

noun 0.521

curium

noun 0.521

americium

noun 0.517

radiotoxicity

noun 0.516

alpha emitter

noun 0.514

radiocolloid

noun 0.511

radioactivity

noun 0.510

radiation poisoning

noun 0.508

gamma ray

noun 0.507

cadmium

noun 0.506

sealed source

noun 0.503