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ATOMIC WEIGHT
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
(chemistry) the mass of an atom of a chemical element expressed in atomic mass units
Synonyms:
atomic mass; atomic weight; relative atomic mass
Classified under:
Nouns denoting attributes of people and objects
Hypernyms ("atomic weight" is a kind of...):
mass (the property of a body that causes it to have weight in a gravitational field)
Domain category:
chemical science; chemistry (the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions)
Hyponyms (each of the following is a kind of "atomic weight"):
combining weight; eq; equivalent; equivalent weight (the atomic weight of an element that has the same combining capacity as a given weight of another element; the standard is 8 for oxygen)
meq; milliequivalent (one-thousandth of an equivalent)
Context examples:
An element with atomic symbol Li, atomic number 3, and atomic weight 6.941.
(Lithium, NCI Thesaurus)
An element with atomic symbol Pt, atomic number 78, and atomic weight 195.09.
(Platinum, NCI Thesaurus)
An element with atomic symbol Ba, atomic number 56, and atomic weight 137.
(Barium, NCI Thesaurus)
AN element with atomic symbol Be, atomic number 4, and atomic weight 9.01
(Beryllium, NCI Thesaurus)
An element with atomic symbol As, atomic number 33, and atomic weight 74.92.
(Arsenic, NCI Thesaurus)
An element with atomic symbol Sb, atomic number 51, and atomic weight 121.76.
(Antimony, NCI Thesaurus)
A man-made radioactive element with atomic symbol Am, atomic number 95, and atomic weight 243.
(Americium, NCI Thesaurus)
An element with atomic symbol Cl, atomic number 17, and atomic weight 35.05.
(Chlorine, NCI Thesaurus)
An element with atomic symbol Bi, atomic number 83, and atomic weight 208.98.
(Bismuth, NCI Thesaurus)
An element with atomic symbol B, atomic number 5, and atomic weight 11.
(Boron, NCI Thesaurus)
