Send us a Message

Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   


The Human Phenotype Ontology (HPO) is downloaded weekly from The file downloaded is considered the "last stable build" available for the ontology. For more about the HPO, view their website at

Term:Weak voice
go back to main search page
Accession:HP:0001621 term browser browse the term
Definition:Reduced intensity (volume) of speech.
Comment:Hypophonia refers to an abnormally weak voice due to incoordination of the muscles concerned in vocalization.
Synonyms:exact_synonym: Quiet voice;   Soft voice
 related_synonym: Hypophonia
 xref: MESH:D014832;   SNOMEDCT_US:34527004;   SNOMEDCT_US:8614008;   UMLS:C0241700;   UMLS:C0521007

show annotations for term's descendants           Sort by:

Term paths to the root
Path 1
Term Annotations click to browse term
  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of the voice 0
        Weak voice 0
paths to the root