Definition of planetary
1a : of, relating to, being, or resembling a planetb : erratic, wanderingc : having a motion like that of a planet planetary electronsd : immense the scope of this project has reached planetary proportions
3 : having or consisting of an epicyclic train of gear wheels
Examples of planetary in a Sentence
a positively planetary new shopping development
Recent Examples of planetary from the Web
Since Trump’s announcement last month that the U.S. would pull out of the Paris climate pact, Gore has been on a media blitz to reprise his role as the prophet of planetary doom.
Climate-change skeptics point out that the planet has warmed and cooled many times before, but the climate window that has allowed for human life is very narrow, even by the standards of planetary history.
The bulk of planetary warming this century may actually be back-loaded onto its final decades.
As matters now stand, scientists worry that the release of methane gas from melting permafrost will transform gradual global warming into a planetary barbecue.
From making humans a multi-planetary species to linking the brain to artificial intelligence, the founder of Tesla and SpaceX has a lot of balls in the air.
Permanent remission cases are as rare as planetary alignment.
To those who find Xi a touch too authoritarian for their tastes, progressives like MSNBC’s Joan Walsh can designate German Chancellor Angela Merkel as planetary leader.
As prices fall, an ever-higher proportion of the planetary population acquires some sort of device with this basic feature set.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'planetary.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of planetary
PLANETARY Defined for English Language Learners
Definition of planetary for English Language Learners
: of or relating to planets
PLANETARY Defined for Kids
Definition of planetary for Students
1 : of or relating to a planet
2 : having a motion like that of a planet
Seen and Heard
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