योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-96, verse-38

मध्ये सदसतो रूपं प्रतिभूतं यदाविलम् ।
जगतः कारणं नाम तदेतच्चित्तमुच्यते ॥ ३८ ॥

madhye sadasato rūpaṃ pratibhūtaṃ yadāvilam ,
jagataḥ kāraṇaṃ nāma tadetaccittamucyate 38

38. madhye sat-asato rūpam pratibhūtam yadā ā-vilam
jagataḥ kāraṇam nāma tat etat cittam ucyate

38. yadā sat-asato madhye ā-vilam pratibhūtam rūpam
tat etat jagataḥ kāraṇam nāma cittam ucyate

38. When its form, which is manifested and obscured (āvila), exists between being and non-being, that very thing is called the mind (citta), which is the cause of the world (jagat).

Words meanings summery:

• मध्ये (madhye) - in the middle of, between

• सत्-असतो (sat-asato) - of being and non-being (of existent and non-existent)

• रूपम् (rūpam) - form, nature, appearance

• प्रतिभूतम् (pratibhūtam) - manifested, perceived, appearing

• यदा (yadā) - when

• आ-विलम् (ā-vilam) - obscured, turbid, stained, impure

• जगतः (jagataḥ) - of the world (jagat) (of the world)

• कारणम् (kāraṇam) - cause, reason, instrument

• नाम (nāma) - namely, by name, indeed

• तत् (tat) - that

• एतत् (etat) - this, this very

• चित्तम् (cittam) - mind (citta) (mind, consciousness)

• उच्यते (ucyate) - is called, is said

Words meanings and morphology

मध्ये (madhye) - in the middle of, between

(indeclinable)

Note: Functions as a preposition 'between'.

सत्-असतो (sat-asato) - of being and non-being (of existent and non-existent)

(noun)

Genitive, neuter, dual of sat-asat

sat-asat - existent and non-existent, being and non-being

Compound type : dvandva (sat+asat)

• sat – existent, true, good, being
  adjective
  present active participle
  Present active participle of √as (to be)
  Root: as (class 2)
• asat – non-existent, untrue, bad, non-being
  adjective
  present active participle
  Present active participle of √as (to be) with negative prefix 'a'
  Prefix: a
  Root: as (class 2)

Note: Dual form of the compound 'sat-asat', meaning 'of the existent and non-existent'.

रूपम् (rūpam) - form, nature, appearance

(noun)

Nominative, neuter, singular of rūpa

rūpa - form, shape, appearance, nature, beauty

Note: Subject of the clause 'yadā...āvilaṃ'.

प्रतिभूतम् (pratibhūtam) - manifested, perceived, appearing

(adjective)

Nominative, neuter, singular of pratibhūta

pratibhūta - manifested, appeared, perceived, represented

Past Passive Participle

Past Passive Participle of √bhū with prefix prati-

Prefix: prati

Root: bhū (class 1)

Note: Agrees with 'rūpam'.

यदा (yadā) - when

(indeclinable)

आ-विलम् (ā-vilam) - obscured, turbid, stained, impure

(adjective)

Nominative, neuter, singular of āvila

āvila - turbid, obscure, stained, impure, troubled

Prefix: ā

Root: vil

Note: Agrees with 'rūpam'.

जगतः (jagataḥ) - of the world (jagat) (of the world)

(noun)

Genitive, neuter, singular of jagat

jagat - world, universe, moving, living beings

present active participle

Present active participle of √gam (to go), used as a noun.

Root: gam (class 1)

कारणम् (kāraṇam) - cause, reason, instrument

(noun)

Nominative, neuter, singular of kāraṇa

kāraṇa - cause, reason, instrument, motive

Root: kṛ (class 8)

Note: Predicate noun for 'etat cittam'.

नाम (nāma) - namely, by name, indeed

(indeclinable)

Note: Emphasizes the designation 'citta'.

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Note: Refers back to the 'rūpam'.

एतत् (etat) - this, this very

(pronoun)

Nominative, neuter, singular of etad

etad - this, this very, here

Note: Emphasizes 'that' (tat).

चित्तम् (cittam) - mind (citta) (mind, consciousness)

(noun)

Nominative, neuter, singular of citta

citta - mind, thought, consciousness, heart, intellect

Root: cit (class 1)

Note: The term being defined.

उच्यते (ucyate) - is called, is said

(verb)

3rd person , singular, passive, present (laṭ) of vac

present passive

3rd person singular present passive of √vac

Root: vac (class 2)