योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-184, verse-37

ज्योतिर्मयं विवृत्तं तु धारासाराम्बरीकृतम् ।
युगसंवत्सराद्यात्म कालचक्रं प्रवर्तते ॥ ३७ ॥

jyotirmayaṃ vivṛttaṃ tu dhārāsārāmbarīkṛtam ,
yugasaṃvatsarādyātma kālacakraṃ pravartate 37

37. jyotirmayam vivṛttam tu dhārāsārāmbarīkṛtam
yugasaṃvatsarādyātma kālacakram pravartate

37. tu jyotirmayam vivṛttam dhārāsārāmbarīkṛtam
yugasaṃvatsarādyātma kālacakram pravartate

37. Indeed, the luminous wheel of time (kālacakra), revolving like a continuous downpour and embodying Yugas, years, and other such divisions, keeps turning.

Words meanings summery:

• ज्योतिर्मयम् (jyotirmayam) - luminous, full of light, resplendent

• विवृत्तम् (vivṛttam) - revolved, turned, occurred, happened

• तु (tu) - but, indeed, yet

• धारासाराम्बरीकृतम् (dhārāsārāmbarīkṛtam) - made to resemble a continuous downpour, made like a torrent of rain

• युगसंवत्सराद्यात्म (yugasaṁvatsarādyātma) - having the essence of Yugas, Samvatsaras, and other such divisions (of time)

• कालचक्रम् (kālacakram) - wheel of time, cycle of time

• प्रवर्तते (pravartate) - rolls on, proceeds, functions, is active

Words meanings and morphology

ज्योतिर्मयम् (jyotirmayam) - luminous, full of light, resplendent

(adjective)

Nominative, neuter, singular of jyotirmaya

jyotirmaya - consisting of light, luminous, brilliant

Compound type : Tatpurusha (jyotis+maya)

• jyotis – light, luster, brilliance, star
  noun (neuter)
• maya – made of, consisting of, full of
  suffix (neuter)
  Secondary suffix denoting 'made of' or 'full of'

विवृत्तम् (vivṛttam) - revolved, turned, occurred, happened

(participle)

Nominative, neuter, singular of vivṛtta

vivṛtta - turned round, revolved, changed, happened, occurred

Past Passive Participle

Derived from root vṛt with prefix vi

Prefix: vi

Root: vṛt (class 1)

तु (tu) - but, indeed, yet

(indeclinable)

धारासाराम्बरीकृतम् (dhārāsārāmbarīkṛtam) - made to resemble a continuous downpour, made like a torrent of rain

(adjective)

Nominative, neuter, singular of dhārāsārāmbarīkṛta

dhārāsārāmbarīkṛta - made to resemble a continuous downpour (of rain)

Past Passive Participle

Compound of dhārāsāra and ambarīkṛta

Compound type : Tatpurusha (dhārāsāra+ambarīkṛta)

• dhārāsāra – continuous downpour, torrent of rain
  noun (masculine)
• ambarīkṛta – made like the sky/garment; covered; here, made to resemble (a torrent)
  participle (neuter)
  Past Passive Participle
  Derived from 'ambara' (sky/garment) with causative suffix 'ī-kṛ'
  Root: kṛ (class 8)

युगसंवत्सराद्यात्म (yugasaṁvatsarādyātma) - having the essence of Yugas, Samvatsaras, and other such divisions (of time)

(adjective)

Nominative, neuter, singular of yugasaṃvatsarādyātman

yugasaṁvatsarādyātman - whose nature/essence is Yugas, years, and so on

Compound type : Bahuvrīhi (yugasaṃvatsarādi+ātman)

• yugasaṃvatsarādi – Yugas, years, and so on
  noun (masculine)
• ātman – self, soul, essence, nature, spirit
  noun (masculine)

कालचक्रम् (kālacakram) - wheel of time, cycle of time

(noun)

Nominative, neuter, singular of kālacakra

kālacakra - the wheel of time, cycle of existence

Compound type : Tatpurusha (kāla+cakra)

• kāla – time, season, destiny, death
  noun (masculine)
• cakra – wheel, disc, circle, cycle
  noun (neuter)
  Root: kṛ (class 8)

प्रवर्तते (pravartate) - rolls on, proceeds, functions, is active

(verb)

3rd person , singular, middle, present (lat) of pravṛt

Prefix: pra

Root: vṛt (class 1)