Mars

(redirected from Fourth planet)
Also found in: Thesaurus, Medical, Encyclopedia.

Mars

 (märz)
n.
1. Roman Mythology The god of war.
2. The fourth planet from the sun, having a sidereal period of revolution about the sun of 687 days at a mean distance of 227.9 million kilometers (141.6 million miles) and a mean diameter of approximately 6,794 kilometers (4,222 miles).

[Middle English, from Latin Mārs.]

Mars

(mɑːz)
n
(Classical Myth & Legend) the Roman god of war, the father of Romulus and Remus. Greek counterpart: Ares

Mars

(mɑːz)
n
1. (Astronomy) Also called: the Red Planet the fourth planet from the sun, having a reddish-orange surface with numerous dark patches and two white polar caps. It has a thin atmosphere, mainly carbon dioxide, and low surface temperatures. Spacecraft encounters have revealed a history of volcanic activity and running surface water. The planet has two tiny satellites, Phobos and Deimos. Mean distance from sun: 228 million km; period of revolution around sun: 686.98 days; period of axial rotation: 24.6225 hours; diameter and mass: 53.2 and 10.7 per cent that of earth respectively
2. (Alchemy) the alchemical name for iron

Mars

(mɑrz)

n.
1. the ancient Roman god of war and agriculture, identified with the Greek god Ares.
2. the planet fourth in order from the sun, having a diameter of 4222 mi. (6794 km), a mean distance from the sun of 141.6 million mi. (227.9 million km), a period of revolution of 686.95 days, and two moons.
[< Latin Mārs]

Mars

(märz)
The fourth planet from the sun and the third smallest, with a diameter about half that of Earth. Mars has seasons similar to but much longer than Earth's. See Table at solar system. See Note at planet.

Mars


Astronomy. a topographical description of the planet Mars.
Astronomy. the observation and study of the planet Mars. — areologist, n. — areologic, areological, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Mars - a small reddish planet that is the 4th from the sun and is periodically visible to the naked eyeMars - a small reddish planet that is the 4th from the sun and is periodically visible to the naked eye; minerals rich in iron cover its surface and are responsible for its characteristic color; "Mars has two satellites"
solar system - the sun with the celestial bodies that revolve around it in its gravitational field
2.Mars - (Roman mythology) Roman god of war and agricultureMars - (Roman mythology) Roman god of war and agriculture; father of Romulus and Remus; counterpart of Greek Ares
Roman mythology - the mythology of the ancient Romans
Translations
Mars
MarsMartitz
Marso
MarsMarss
Mars
Mars
Mars
Marsas
Mars
MarsМаrte
Mars
Mars

Mars

[mɑːz] NMarte m
Mars landing; landing on Marsamartizaje m

Mars

[ˈmɑːrz] n (= planet) → Mars f

Mars

nMars m

Mars

[mɑːz] n (Astron, Myth) → Marte m
References in periodicals archive ?
Today, Mars, the fourth planet from the Sun, is an arid desert world that long ago had the same potential as Earth.
While it might seem like the stuff of science fiction, the idea of humans quaffing wine on the fourth planet from the Sun is coming closer to reality.
Countries such as China and Israel both have solid plans on reaching Mars while Elon Musk's (https://www.spacex.com/mars) SpaceX has been consistent with its plan&nbsp;to build a base on the fourth planet from the sun.
With the deployment of the InSight, scientists and researchers will be able to collect samples from deeper layers of the Martian surface, thereby providing greater understanding of conditions on the fourth planet from the sun.
InSight, short for Interior Exploration using Seismic Investigations, Geodesy and Heat Transport, is the first outer space robotic explorer and will study the crust, mantle, and core of the fourth planet in our solar system.
The fourth planet from the sun, it was named after the Roman god of war.
The company hopes that cargo and crew will travel to the fourth planet in 2024, paving the way for " a thriving city and eventually a self-sustaining civilisation on Mars".
Mars is an ideal candidate." The hopes for a future on Mars have grown in tandem with the technological advances that have expanded our knowledge about the fourth planet from the Sun.
The show also imagines the challenges facing a fictitious crewed mission to the fourth planet from the Sun in 2033.
Velbel said past examinations of meteorites that originated on Mars, as well as satellite and Rover data, prove water once existed on Mars, which is the fourth planet from the sun and Earth's nearest Solar System neighbor.
The fourth planet from the sun and the Earth's nearest neighbor, Mars has long sparked the human imagination.
Still, the drama of Mars closing in on Saturn and Venus closing in on both of the others is undeniable--especially because the action also includes two 1st-magnitude stars and, in the second half of the month, a fourth planet.