Word Explorer

Polonium

🔄 Synonyms of "Polonium"

2 synonyms found via WordNet and Google Books.

Word	Definition
ponoun	(slang) The police.
atomic number 84noun	a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor

💡 Words with a Similar Meaning to "Polonium"

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

Word	Definition
ponoun	(slang) The police.
atomic number 84noun	a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor
polonium-210noun	(physics) A radioactive isotope of polonium, ²¹⁰₈₄Po, having a half-life of 138 days; it as used as a reference alpha emitter in the calibration of radiation counters
protonnoun	(particle physics) A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark.
protoniumnoun	(physics) An exotic atom consisting of a proton bound to an antiproton.
pioniumnoun	(physics, chemistry) an exotic atom equivalent to a hydrogen atom with the proton replaced by a pion
protronnoun	Misspelling of proton. [(particle physics) A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark.]
oganessonnoun	The chemical element (symbol Og) with atomic number 118. It is the heaviest known element. Highly radioactive, it does not occur naturally. Originally expected to be a noble gas, it is now predicted to be a reactive metallic solid, and a semiconductor or a post-transition metal.
pbarnoun	(physics) antiproton (pronunciation spelling of the symbol p̄)
positroniumnoun	(physics, chemistry) An exotic atom (specifically, an onium) consisting of a positron (antielectron) and an electron, as a particle–anti-particle bound pair with no nucleus.
radioelementnoun	(physics) Any element whose currently known isotopes are all radioactive.
krypton-85noun	(physics) A radioactive isotope, ⁸⁵₃₆Kr, having thirty-six protons and forty-nine neutrons
alpha emitternoun	(physics) a radioactive substance that decays by emitting alpha particles
element zeronoun	(science fiction) A fictional chemical element with element number/atomic number/proton number zero (0), often with unrealistic properties.
feynmaniumnoun	The hypothetical chemical element with atomic number 137.
monoisotopenoun	(physics) The principal (most abundant) isotope of an element
planckonnoun	(physics) A Planck particle.
preonnoun	(physics) A hypothetical point-like particle, supposed to be a subcomponent of quarks and leptons and possibly bosons too.
emanationnoun	The act of flowing or proceeding (of something, quality, or feeling) from a source or origin.
atomic numbernoun	(physics, chemistry) The number of protons in an atom. Symbol: Z