Synonyms|89Antonyms|3|Broader|92Narrower|238Related|111

232 entries under noun topic. ×

3
ultraviolet astronomy(expression, form, study, science)
3
vernal equinox(expression, study, treatment, science)
3
x-ray astronomy(expression, form, study, science)
3
zodiac(name, science, knowledge, space)
2
accretion(study, treatment, science, knowledge)
2
alignment(study, treatment, science, knowledge)
2
anomaly(study, treatment, science, knowledge)
2
apoapsis(study, treatment, science, knowledge)
2
archaeoastronomy(form, study, science, field)
2
ascension(study, treatment, science, knowledge)
2
astrobiology(form, study, science, field)
2
barycenter(study, treatment, science, knowledge)
2
canal(study, treatment, science, knowledge)
2
coma(study, treatment, science, knowledge)
2
conjunction(study, knowledge, treatment, science)
2
culmination(study, treatment, science, knowledge)
2
declination(study, treatment, science, knowledge)
2
egress(study, treatment, science, knowledge)
2
emersion(study, treatment, science, knowledge)
2
epoch(study, treatment, science, knowledge)
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ChicagoSmart Define. 2016. "astronomy thesaurus" https://smartdefine.org/astronomy/thesaurus/narrower (accessed September 30, 2026).
HarvardSmart Define 2016, astronomy thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/astronomy/thesaurus/narrower>.
MLASmart Define. "astronomy thesaurus" 21 January 2016. Web. 30 September 2026. <https://smartdefine.org/astronomy/thesaurus/narrower>