planum
- noun
- /ˈplænəm/
- Specialized
- Meridiani planum is characterized by its extensive flat plains, making it an ideal site for examination.
- Lakshmi Planum
Examples
-
The researchers published their findings about the mineral composition of Meridiani planum on Mars.
-
There are two very large volcanoes on Lakshmi Planum.
Academic text (1991) -
His estate covered an area of the Lunae Planum about the size of Texas.
Fiction book (2002) -
But the air on high Sinai Planum, at five millibars, was too thin to worry about most of the time.
Fiction book (1993) -
They finally found DALI, deep in the desert of the Lunae Planum.
Fiction book (2002) -
Ishtar's western half is an elevated plain, the Lakshmi Planum, which stands about a mile above the average elevation of Venus, and is a very smooth highland.
Academic text (1991) -
At one point, between the Danu Montes and Maxwell Montes, Lakshmi Planum isn't bounded by mountains.
Academic text (1991) -
Opportunity's scientists are looking to record all the data needed to straighten out the "stratigraphy issue," as Squyres called it, at Whim Creek and Meridiani Planum.
Blog text (4) -
It was already night on the broad rolling plain of Lunae Planum, yet Possum Craig was still driving the old rover cautiously, at a mere ten kilometers per hour.
Fiction book (1999) -
Many scientists are interested in the geological features of the vast Lunae planum on the surface of Venus.
Synonyms
How Big
Surface Forms
Etymology
Planum comes from the Latin word planus, which means 'flat' or 'level'. Think of English words like plain and plane — a planetary planum is simply a broad, flat plain or plateau on a planet or moon.