bifunctional
adjective
bi·func·tion·al (ˌ)bī-ˈfəŋ(k)-shnəl 
-shə-nᵊl
: having two functions
especially : difunctional
Word History
First Known Use
1893, in the meaning defined above
Medical Definition
bifunctional
adjective
bi·func·tion·al ˌbī-ˈfəŋk-shən-ᵊl
: having two functions
bifunctional reagents
bifunctional neurons