philosophical egg
now historical
noun
An egg-shaped glass vessel with a long neck, used for heating substances over a long period of time.
Origin
Mid 17th century; earliest use found in Robert Boyle (1627–1691), natural philosopher.
- reducer
- reduce someone to the ranks
- reducibility
- reducible
- reducing agent
- reducing belt
- reducing furnace
- reducing gear
- reducing machine
- reducing press
- reducing sugar
- reducing tee
- reducing treatment
- reducing valve
- reduct
- undefeatable
- undefeated
- undefendable
- undefended
- undefiled
- undefinable
- undefinably
- undefined
- undelete
- undelivered