Did you by any chance mean one of these? paraselene, persevere
Definitions
WordNet 3.0
- n. periapsis in orbit around the moon
Examples
“Projectile's velocity would have reached its minimum; at the _periselene_, its maximum.”
“Analogous expressions denoting the relations of the Projectile towards the Moon, would be _periselene_ and _aposelene_.”
“The nearest point of this orbit (periselene) lies at a distance of about 500 km from the Moon's surface while the farthest point (aposelene) is at about 7,500 km.”
“The nearest point of this orbit (periselene) lies at a distance of about 500 km from the moon's surface while the farthest point (aposelene) lies at about 7,500 km.”
“The spacecraft has now an aposelene (farthest distance from the moon) of 255 km and a periselene of 101 km.”
“On Saturday (November 8), ISRO accomplished with aplomb the most crucial and critical manoeuvre of safely inserting Chandrayaan-1 into the lunar orbit with an aposelene of 7,502 km and a periselene of 504 km.”
“After the lunar orbit insertion manoeuvre was done and Chandrayaan-1 achieved an aposelene of 7,502 km and a periselene of 504 km, ISRO executed a series of manoeuvres to reduce the spacecraft's orbit and bring it closer to the moon.”
“Chandrayaan-1's aposelene (farthest distance from the moon) was 7,502 km and its periselene”
“On November 10, the SCC performed "a difficult manoeuvre" of steeply reducing the aposelene from 7,502 km to 255 km and the periselene from 200 km to 187 km.”
“On November 9, ISRO gave commands to the LAM to fire to reduce Chandrayaan-1's periselene from 504 km to 200 km.”
Lists
These user-created lists contain the word ‘periselene’.
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ephemerides
being words related to astronomy, stellar cartography, and the music of the spheres, including names of planets, stars and constellations
ephemerides, ascension, declination, apogee, planet, star, constellation, galaxy, system, syzygy, ecliptic, sun and 202 more...
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Just 'cause I like 'em, P
pellucid, pertain, pampas, prate, pinecone, philistine, pantocrator, papaverine, postmeridian, potlatch, pharology, pinniped and 622 more...
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Physics
ylem, gegenschein, bremsstrahlung, benelex, synchrocyclotron, apoapsis, apojove, roentgen, heliopause, hysteresis, periselene, quasar and 3 more...
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