heterologous
adjective
het·er·ol·o·gous
| \ ˌhe-tə-ˈrä-lə-gəs
\
\
Definition of heterologous
: derived from a different species
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More Definitions for heterologous
heterologous
adjective
het·er·ol·o·gous
| \ ˌhet-ə-ˈräl-ə-gəs
\
\
Medical Definition of heterologous
1
: derived from a different species
heterologous DNAs heterologous transplants
— compare autologous, homologous sense 2a
2
: characterized by cross-reactivity
a heterologous vaccine protects against pathogenic antigens that cross-react with antibodies induced by antigens in the vaccine