Word Explorer

Astatine

🔄 Synonyms of "Astatine"

2 synonyms found via WordNet and Google Books.

Word	Definition
atomic number 85noun	a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
atnoun	The at sign (@).

💡 Words with a Similar Meaning to "Astatine"

Found via reverse dictionary — words that share a conceptual meaning.

Word	Definition
atnoun	The at sign (@).
atomic number 85noun	a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
astatatenoun	(inorganic chemistry) The anion AtO₃⁻; any salt containing this anion.
helvetiumnoun	Proposed name for the chemical element astatine.
anglohelvetiumnoun	Proposed name for the chemical element astatine.
actiniumnoun	A radioactive, metallic chemical element (symbol: Ac) with an atomic number of 89; found in uranium ores.
alabaminenoun	(obsolete) Former name for the chemical element astatine.
arsenicnoun	A toxic grey brittle nonmetallic chemical element (symbol As) with an atomic number of 33.
stannatenoun	(chemistry) Any salt of stannic acid.
strontiumnoun	The metallic chemical element (symbol Sr) with an atomic number of 38. It is a soft, reactive, silvery alkaline earth metal.
protactiniumnoun	A chemical element (symbol Pa) with atomic number 91. A dense, silvery-gray actinide metal.
actinidenoun	(chemistry) Any of the 15 radioactive elements of the periodic table from actinium to lawrencium that are positioned under the lanthanides, to which they have similar chemistry.
protoactiniumnoun	Dated form of protactinium. [A chemical element (symbol Pa) with atomic number 91. A dense, silvery-gray actinide metal.]
actinonnoun	(physics, dated) Radon-219 (²¹⁹₈₆Rn; symbol An), an isotope of radon
antimonynoun	A chemical element (symbol Sb, from Latin stibium) with an atomic number of 51: in its stable allotrope, a lustrous gray and very brittle metal.
thoriumnoun	A chemical element (symbol Th) with atomic number 90. A weakly radioactive, malleable, moderately hard silvery metal that tarnishes black when exposed to air.
stannumnoun	(chemistry, rare) tin
americiumnoun	The chemical element (symbol Am) with an atomic number of 95.
eka-protactiniumnoun	unbitrium (Ubt), an unsynthesized chemical element with atomic number 123.
radiumnoun	The chemical element (symbol Ra) with an atomic number of 88. It is a soft, shiny and silvery radioactive alkaline earth metal.