Assertion: bright meteor | /r/Synonym | fireball
Facets:
value: sometimes
type: TEMPORAL
value: on very rare occasions
type: TEMPORAL
Source sentences:
text: Extremely bright meteors can be called fireballs or bolides.
text: On very rare occasions when an extremely bright meteor is observed, it is referred to as a fireball.
text: Exceptionally bright meteors are also sometimes called bolides, or fireballs.