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
2a : of, relating to, or belonging to the earth : terrestrialb : global, worldwide planetary politics
3 : having or consisting of an epicyclic train of gear wheels
People Are Reading
Examples of planetary in a Sentence
a positively planetary new shopping development
Recent Examples of planetary from the Web
-
By abandoning the world’s chief effort to slow the tide of planetary warming, Trump was fulfilling a top campaign pledge after weeks of building up suspense over his decision.
-
If that planetary joke comes across as crass, then either skip the movie or lighten up a little.
-
If that planetary joke comes across as crass, then either skip the movie or lighten up a little.
-
By abandoning the world's chief effort to slow the tide of planetary warming, Trump was fulfilling a top campaign pledge.
-
Planetary scientists had wondered whether Jupiter would have a giant hexagonal pattern like that spotted on Saturn by NASA’s Cassini spacecraft.
-
The findings, described in two papers in Science and dozens more in Geophysical Research Letters, mark the mission’s first major steps toward unlocking the mysteries of Jupiter, which lie at the heart of our understanding of planetary formation.
-
Among the most popular are that comets are passing in front of the star, or that a nearby planet has broken apart, blocking our view from Earth with fragments of planetary matter.
-
Martin Marietta then looked at whether sufficient interest existed in the planetary science community to justify missions to the martian moons.
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
1607
PLANETARY Defined for English Language Learners
planetary
playDefinition of planetary for English Language Learners
-
: of or relating to planets
PLANETARY Defined for Kids
planetary
playDefinition of planetary for Students
1 : of or relating to a planet
2 : having a motion like that of a planet
Learn More about planetary
-
See words that rhyme with planetary Thesaurus: All synonyms and antonyms for planetary Spanish Central: Translation of planetary Nglish: Translation of planetary for Spanish speakers Britannica English: Translation of planetary for Arabic speakers
Seen and Heard
What made you want to look up planetary? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!