geminal
adjective
gem·i·nal ˈje-mə-nᵊl 
: relating to or characterized by two usually similar substituents on the same atom
geminally
ˈje-mə-nᵊl-ē
adverb 
Word History
Etymology
Latin geminus twin
First Known Use
1967, in the meaning defined above
- co-sponsors
- co-sponsorship
- fig wax
- fig-bird
- figaro sauce
- figary
- figeater
- figeaters
- figent
- figged
- figging
- figgy
- fight
- fight a losing battle
- fight back
- fight back tears
- fight back the tears
- fight fire with fire
- fight for
- fight for breath
- fight for one's life
- fight game
- fight it out
- fight like cat and dog
- fight like cats and dogs