astronomy vs Ptolemaic system
Ptolemaic system vs astronomyastronomy and Ptolemaic system both are nouns.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| astronomy | Yes | No | No | No |
| Ptolemaic system | Yes | No | No | No |
| astronomy (noun) | Ptolemaic system (noun) |
|---|---|
| the branch of physics that studies celestial bodies and the universe as a whole | (astronomy) Ptolemy's model of the universe with the Earth at the center |
Words related to "astronomy"
- Copernican system
- HA
- Hubble law
- Hubble's law
- Kepler's law
- Kepler's law of planetary motion
- Oort cloud
- Ptolemaic system
- RA
- TDT
- TT
- absolute magnitude
- accretion
- active
- alignment
- anomaly
- apoapsis
- ascend
- ascension
- asterism
- astrodynamics
- astrometry
- astronomer
- astronomic
- astronomical
- astrophysics
- autumnal equinox
- barycenter
- canal
- celestial latitude
- celestial longitude
- celestial mechanics
- coma
- come up
- comet
- conjunction
- culmination
- date of reference
- dec
- declination
- direct
- egress
- emersion
- ephemeris time
- epoch
- equinoctial point
- equinox
- extragalactic nebula
- galaxy
- go down
- go under
- hour angle
- immersion
- inclination
- inclination of an orbit
- inferior
- inferior conjunction
- ingress
- libration
- limb
- major planet
- mean solar time
- mean time
- meteor
- meteoroid
- natural philosophy
- nebular
- nebulous
- node
- nucleosynthesis
- nucleus
- orbital plane
- outer planet
- periapsis
- phase
- physics
- planet
- point of apoapsis
- point of periapsis
- primary
- quiet
- radio astronomy
- red shift
- redshift
- retrograde
- right ascension
- rise
- selenology
- set
- solar physics
- star
- stargaze
- stargazer
- superior
- superior conjunction
- terrestrial dynamical time
- terrestrial time
- uprise
- uranologist
- uranology
- variation
- vernal equinox
Words related to "Ptolemaic system"
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