dini - dorm
- dinitrobenzofuroxane
- dinitrogen monoxide
- dinitrogen pentoxide
- dinitrogen tetroxide
- dinitrogen trioxide
- dinitrophenol compounds
- dinoben
- dinobntone
- dinobutone
- dinocap
- dinoceb acetat
- dinoceb acetate
- dinocton
- dinofen
- dinoseb
- diolefin
- dioxacarb
- dioxation
- dioxidizing atmosphere
- dioxin
- dip
- diphacinon
- diphenamid
- diphenatrile
- dipolar ion
- dipping
- dipropetryn
- dipropyl isocinchomeronate
- dipropylisocinchomeronate
- dipterex
- dipterocarp forest
- direct (command and control) regulatory system
- direct action
- direct antagonism
- direct attack
- direct control
- direct current
- direct discharger
- direct effect upon nature
- direct environmental effect