planetary
3 synonyms and 0 antonyms for planetary, grouped by meaning and by how common each one is.
Adj — Relating to planets or their orbits.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Less common
Still standard English, but they carry more weight.
How to use planetary
The word patterns that sound natural to a native speaker.
Etymology
From planet plus the adjective-forming suffix -ary.
Full origin of planetary →Frequently asked questions
What does “planetary” mean?
The word “planetary” means relating to planets or their orbits. In plain terms, having to do with planets, or (loosely) with the whole Earth.
How do you pronounce “planetary”?
“Planetary” is pronounced PLA-nih-tuh-ree (/ˈplænɪˌtɛəri/ in IPA).
How do you use “planetary” in a sentence?
Here is “planetary” used in a sentence: “The mission will study planetary formation around young stars.”
What part of speech is “planetary”?
“Planetary” is an adjective.
Is “planetary” a common word?
“Planetary” is an uncommon word in modern English.
How many meanings does “planetary” have?
“Planetary” has 2 distinct senses listed in this dictionary. The most common is: relating to planets or their orbits.
What is the difference between planetary and global?
Planetary can describe either the astronomical sense, relating to planets and their orbits, or a broader sense meaning global in scale, relating to the whole Earth. Global is used almost exclusively in the second sense, making planetary the more versatile but also more scientific-sounding term.
When is planetary used instead of global?
Planetary is often chosen in scientific, environmental, or dramatic contexts to emphasize scale, such as "planetary boundaries" or "planetary defense," while global is more common in everyday business, political, and economic discussion.
Can planetary refer to something other than Earth?
Yes, in its core astronomical sense planetary relates to planets and their orbits generally, not just Earth, so terms like "planetary motion" or "planetary system" can describe any planet, not only our own.