Terms & Properties

Concept Unique Identifier (CUI): C0013879

NCI Thesaurus Code: C1940  (see NCI Thesaurus info)

Semantic Type: Element, Ion, or Isotope

NCIt Definition: A substance whose atoms all have the same atomic number, that cannot be divided into simpler substances, and that singly or in combination constitute all matter.

RADLEX Definition: Substances that comprise all matter. Each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge, but may differ in mass or number of neutrons. [MeSH]

NCI-GLOSS Definition: A basic part of a whole. In chemistry, refers to a simple substance that cannot be broken down into smaller parts or changed into another substance. The basic part of an element is an atom, which contains protons, neutrons, and electrons. All atoms of an element have the same number of protons. Examples of elements are hydrogen, carbon, oxygen, nitrogen, and calcium.

MSH Definition: Substances that comprise all matter. Each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge but may differ in mass or number of neutrons.

CSP Definition: fundamental chemical units of which all matter at or above the atomic level is composed; each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge, but may differ in mass or number of neutrons; such varieties of an element are isotopes.

NPO Definition: A pure substance which is made up of one type of atom, and it cannot be decomposed or transformed by a chemical reaction into a different substance, although it can be transmutated into an isotope through a nuclear reaction.

Synonyms & Abbreviations: (see Synonym Details)

Chemical element (substance)

chemical elements

chemical element

Elements

element

External Source Codes: 

NCI Thesaurus Code

C1940 (see NCI Thesaurus info)

Other Properties:

Name	Value	Source
ACTIVE	1	SNOMEDCT_US
AN	general or unspecified; prefer specifics; ISOTOPES and RADIOISOTOPES and many specifics are also available; m for metastable = RADIOISOTOPES or specific precoordinated radioisotope	MSH
CASE_SIGNIFICANCE_ID	900000000000448009	SNOMEDCT_US
CHEBI_ID	CHEBI:33259	NCI
CODE	NPO_733	NPO
CTV3ID	XM0EY	SNOMEDCT_US
DC	1	MSH
DEFINITION_STATUS_ID	900000000000074008	SNOMEDCT_US
DID	0631-2320	CSP
DX	19660101	MSH
EFFECTIVE_TIME	20020131	SNOMEDCT_US
FX	D007554	MSH
FX	D011868	MSH
MDA	19990101	MSH
MMR	20210630	MSH
MN	D01.268	MSH
PREFERRED_NAME_GERMAN	chemisches Element	RADLEX
RDF_ID	NPO_733	NPO
RN	0	MSH
SUBSET_MEMBER	900000000000497000~MAPTARGET~XM0EY	SNOMEDCT_US
TERMUI	T000997191	MSH
TERMUI	T014056	MSH
TH	NLM (1966)	MSH
TH	NLM (2021)	MSH
TYPE_ID	900000000000003001	SNOMEDCT_US
TYPE_ID	900000000000013009	SNOMEDCT_US

Additional Concept Data:  (none)

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