celestial

UK: /sɪˈlɛstiəl/ US: /səˈlɛstʃəl/ ,(sə les′chəl)

WordReference Random House Learner's Dictionary of American English © 2025

ce•les•tial /səˈlɛstʃəl/   adj. [before a noun]

1. of, relating to, or guided by the visible heaven:
   celestial navigation.
2. of or relating to the spiritual heaven;
   heavenly;
   divine:
   celestial peace.

WordReference Random House Unabridged Dictionary of American English © 2025

ce•les•tial  (sə les′chəl), adj. 

1. pertaining to the sky or visible heaven.
2. pertaining to the spiritual or invisible heaven; heavenly;
   divine:
   celestial bliss.
3. of or pertaining to celestial navigation:
   a celestial fix.
4. Language Varieties, World History (cap.) of or pertaining to the former Chinese Empire or the Chinese people.

n. 

5. an inhabitant of heaven.
6. World History, Language Varieties (cap.) a citizen of the Celestial Empire.

• Medieval Latin cēlestiālis, equivalent. to Latin caelesti(s) heavenly (cael(um) heaven, sky + -estis adjective, adjectival suffix) + -ālis -al¹
• Middle English 1350–1400

ce•les′tial•ly, adv. 
ce•les′tial•ness, ce•les•ti•al•i•ty  (sə les′chē al′i tē), n.  Synonyms

• 2. angelic, seraphic, blissful, ethereal.

Collins Concise English Dictionary © HarperCollins Publishers::

celestial / sɪˈlɛstɪəl/ adjective

1. heavenly; divine; spiritual: celestial peace
2. of or relating to the sky: celestial bodies

Etymology: 14th Century: from Medieval Latin cēlestiālis, from Latin caelestis, from caelum heaven

ceˈlestially adverb