supernova remnant
noun
An expanding shell of material created by the ejection of the outer layers of a star that explodes as a supernova.
Origin
1950s; earliest use found in Fred Hoyle (1915–2001), astronomer.
- reversing layer
- reversing lever
- reversing light
- reversingly
- reversing propeller
- reversing thermometer
- reversion
- reversional
- reversionary
- reversionary bonus
- reversion clause
- reversion disease
- reversion duty
- reversioner
- reversion spectroscope
- reversis
- reversive
- reverso
- revert
- revertant
- revertence
- reverter
- revertibility
- revertible
- revertive