argentaffin

adjective

ar·​gen·​taf·​fin är-ˈjent-ə-fən 

variants or argentaffine

-fən  -ˌfēn 

1

a

: depositing reduced silver from ammoniated silver hydroxide solutions

—used of certain cell granules containing phenols or polyamines

b

: of, relating to, or being argentaffin cells

2

: argyrophilic

argentaffinity

-ˌjent-ə-ˈfin-ət-ē 

noun

plural argentaffinities