O leveller
(US O leveler) rare
noun
A person taking O levels.
Origin
1960s; earliest use found in The Listener.
- polyiamond
- polyideism
- polyimide
- polyine
- polyion
- polyionic
- polyisobutylene
- polyisocyanate
- polyisocyanurate
- polyisoprene
- polykaryocyte
- polykaryocytic
- polyketide
- chemolytic
- chemolytical
- chemolyze
- chemomechanical
- chemometric
- chemometrics
- chemonucleolysis
- chemoorganotroph
- chemoorganotrophic
- chemoorganotrophy
- chemophobia
- chemopreventative