Medical Dictionary

expression

noun ex·pres·sion \ik-ˈspresh-ən\

Medical Definition of EXPRESSION

1
a :  something that manifests, represents, reflects, embodies, or symbolizes something else <the first clinical expression of a disease> b (1) :  the detectable effect of a gene; also :  the sum of the processes (as transcription and translation) by which a gene is manifested in the phenotype <gene expression can be controlled by regulatory proteins that bind to specific sites on DNA—Mark Ptashne> (2) :  expressivity
2
:  facial aspect or vocal intonation as indicative of feeling
3
:  an act or product of pressing out
April 19, 2015
desiccate Hear it
to dry up or become dried up
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