MOLECULAR WEIGHT

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does molecular weight mean? 

• MOLECULAR WEIGHT (noun)
  The noun MOLECULAR WEIGHT has 1 sense:

1. (chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule

  Familiarity information: MOLECULAR WEIGHT used as a noun is very rare.

 Dictionary entry details 

• MOLECULAR WEIGHT (noun)

Sense 1

Meaning:

(chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule

Classified under:

Nouns denoting attributes of people and objects

Synonyms:

molecular weight; relative molecular mass

Hypernyms ("molecular 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)

 Context examples 

Expression of a fusion protein with an apparent molecular weight of 190 kilodaltons that results from a fusion of the human genes BCR and ABL1.

(p190 Fusion Protein Expression, NCI Thesaurus)

The act of producing a chemical structure with a high molecular weight that is comprised of two or more monomer subunits.

(Copolymerization, NCI Thesaurus)

A chemical structure with a high molecular weight that is comprised of two or more monomer subunits.

(Copolymer, NCI Thesaurus)

CDK Inhibitor Proteins, encoded by the CDK Inhibitor genes, are a group of low molecular weight proteins that associate with cyclin-CDK complexes or CDKs alone and inhibit their activity.

(CDK Inhibitor Protein, NCI Thesaurus)

The CDK Inhibitor Genes encode the CDK Inhibitor Proteins, a group of low molecular weight proteins that associate with cyclin-CDK complexes or CDKs alone and inhibit their activity.

(Cyclin-Dependent Kinase Inhibitor Gene, NCI Thesaurus)

A low molecular weight polymer-conjugated platinum complex with potential antineoplastic activity.

(DACH Polymer Platinate AP5346, NCI Thesaurus)

It encodes a protein with a molecular weight of 185 KDa.

(ERBB2 Signaling Pathway, NCI Thesaurus/BIOCARTA)

The gene encoding the catalytic subunit encodes a protein of 367 amino acids with a calculated molecular weight of 72.773 kDa and maps to chromosome 6.

(Gamma-Glutamylcysteine Synthetase, NCI Thesaurus/LocusLink)

Used in reference to proteins or low molecular weight solutes (ligands) that interact specifically with DNA, in either a DNA-sequence dependent or independent fashion.

(DNA Binding, NCI Thesaurus)

Complex compounds of high molecular weight occurring in living cells.

(Nucleic Acids, Nucleosides, and Nucleotides, NLM, Medical Subject Headings)