MeSH Browser

MeSH Heading: Metalloids
Tree Number(s): D01.268.513
Unique ID: D058955
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D058955
Scope Note: A class of nonmetals such as arsenic that have some of the chemical properties of a metal.
Entry Term(s): Intermediate Metal; Intermediate Metals; Metalloid; Semi-Metal; Semi-Metals
Registry Numbers: 0
Previous Indexing: Metals (1962-2010)
Public MeSH Note: 2011
History Note: 2011
Date Introduced: 2011/01/01
Last Updated: 2020/05/27

Allowable Qualifiers: administration & dosage (AD)

adverse effects (AE)

agonists (AG)

analysis (AN)

blood (BL)

cerebrospinal fluid (CF)

chemistry (CH)

classification (CL)

deficiency (DF)

economics (EC)

history (HI)

immunology (IM)

isolation & purification (IP)

metabolism (ME)

pharmacokinetics (PK)

pharmacology (PD)

physiology (PH)

poisoning (PO)

radiation effects (RE)

standards (ST)

supply & distribution (SD)

therapeutic use (TU)

toxicity (TO)

urine (UR)

Concept UI: M0545509
Registry Numbers: 0
Scope Note: A class of nonmetals such as arsenic that have some of the chemical properties of a metal.
Terms: Metalloids Preferred Term
Term UI T769348
Date04/14/2010
LexicalTag NON
ThesaurusID NLM (2011); Metalloid
Term UI T000996940
Date11/18/2019
LexicalTag NON
ThesaurusID NLM (2021); Intermediate Metals
Term UI T769350
Date04/14/2010
LexicalTag NON
ThesaurusID NLM (2011); Semi-Metals
Term UI T769349
Date04/14/2010
LexicalTag NON
ThesaurusID NLM (2011); Intermediate Metal
Term UI T000996941
Date11/18/2019
LexicalTag NON
ThesaurusID NLM (2021); Semi-Metal
Term UI T000996942
Date11/18/2019
LexicalTag NON
ThesaurusID NLM (2021)

Metalloids MeSH Descriptor Data 2026