pyrrole-red
Chemistry
noun
A red, amorphous, polymeric substance obtained by heating an acidic solution of pyrrole.
Origin
Mid 19th century.
- safety vault
- safety vent
- safety zone
- safe ward
- safeword
- safe word
- safflower
- safflower oil
- saffron
- saffron crocus
- saffrony
- safing
- Safire, William
- safranin
- palaeornithological
- palaeornithology
- palaeosalinity
- palaeosecular
- Palaeo-Siberian
- palaeoslope
- palaeosoil
- palaeosol
- palaeospecies
- palaeostriatal
- palaeostriatum