योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-161, verse-42

चिद्व्योमैवाभेदबुद्धिश्चिद्व्योमैव च भेदधीः ।
द्वैताद्वैते चैकमेव तथा शान्तमखण्डितम् ॥ ४२ ॥

cidvyomaivābhedabuddhiścidvyomaiva ca bhedadhīḥ ,
dvaitādvaite caikameva tathā śāntamakhaṇḍitam 42

42. cit vyoma eva abheda buddhiḥ cit vyoma eva ca bheda dhīḥ
dvaita-advai-te ca ekam eva tathā śāntam akhaṇḍitam

42. abheda buddhiḥ cit vyoma eva ca bheda dhīḥ cit vyoma
eva ca dvaita-advai-te ekam eva tathā śāntam akhaṇḍitam

42. The understanding of non-duality is simply the expanse of consciousness (cit-vyoma); and the perception of duality is also simply the expanse of consciousness (cit-vyoma). Both duality and non-duality are one and the same, thus tranquil and undivided.

Words meanings summery:

• चित्व्योम (citvyoma) - the space of consciousness, the expanse of consciousness

• एव (eva) - indeed, only, just

• अभेदबुद्धिः (abhedabuddhiḥ) - intellect/understanding of non-duality

• चित्व्योम (citvyoma) - the space of consciousness, the expanse of consciousness

• एव (eva) - indeed, only, just

• च (ca) - and also (and)

• भेदधीः (bhedadhīḥ) - intellect/perception of duality

• द्वैताद्वैतते (dvaitādvaitate) - duality and non-duality

• चैकमेव (caikameva) - and is indeed one and the same (and is just one)

• तथा (tathā) - thus, so, likewise

• शान्तम् (śāntam) - tranquil, peaceful, calm

• अखण्डितम् (akhaṇḍitam) - undivided, unbroken, whole

Words meanings and morphology

चित्व्योम (citvyoma) - the space of consciousness, the expanse of consciousness

(noun)

Nominative, neuter, singular of citvyoma

citvyoma - the space or ether of consciousness

Compound of 'cit' (consciousness) and 'vyoma' (space)

Compound type : tatpuruṣa (cit+vyoma)

• cit – consciousness, spirit, pure intelligence
  noun (feminine)
• vyoma – sky, atmosphere, space, ether
  noun (neuter)

Note: Sandhi 'cidvyoma'

एव (eva) - indeed, only, just

(indeclinable)

अभेदबुद्धिः (abhedabuddhiḥ) - intellect/understanding of non-duality

(noun)

Nominative, feminine, singular of abhedabuddhi

abhedabuddhi - non-dual intellect, understanding of non-difference

Compound of 'abheda' (non-difference) and 'buddhi' (intellect)

Compound type : tatpuruṣa (abheda+buddhi)

• abheda – non-difference, identity, non-duality
  noun (masculine)
• buddhi – intellect, understanding, perception
  noun (feminine)

चित्व्योम (citvyoma) - the space of consciousness, the expanse of consciousness

(noun)

Nominative, neuter, singular of citvyoma

citvyoma - the space or ether of consciousness

Compound of 'cit' (consciousness) and 'vyoma' (space)

Compound type : tatpuruṣa (cit+vyoma)

• cit – consciousness, spirit, pure intelligence
  noun (feminine)
• vyoma – sky, atmosphere, space, ether
  noun (neuter)

Note: Sandhi 'cidvyoma'

एव (eva) - indeed, only, just

(indeclinable)

च (ca) - and also (and)

(indeclinable)

भेदधीः (bhedadhīḥ) - intellect/perception of duality

(noun)

Nominative, feminine, singular of bhedadhī

bhedadhī - intellect of difference, perception of duality

Compound of 'bheda' (difference) and 'dhī' (intellect)

Compound type : tatpuruṣa (bheda+dhī)

• bheda – difference, division, distinction, duality
  noun (masculine)
• dhī – intellect, understanding, thought
  noun (feminine)

द्वैताद्वैतते (dvaitādvaitate) - duality and non-duality

(noun)

Nominative, neuter, dual of dvaitādvaita

dvaitādvaita - duality and non-duality

Dvandva compound of 'dvaita' (duality) and 'advaita' (non-duality)

Compound type : dvandva (dvaita+advaita)

• dvaita – duality, dualism
  noun (neuter)
• advaita – non-duality, monism
  noun (neuter)

चैकमेव (caikameva) - and is indeed one and the same (and is just one)

(indeclinable)

Note: Sandhi of 'ca' + 'ekam' + 'eva'

तथा (tathā) - thus, so, likewise

(indeclinable)

शान्तम् (śāntam) - tranquil, peaceful, calm

(adjective)

Nominative, neuter, singular of śānta

śānta - peaceful, tranquil, calm, pacified

Past Passive Participle

Derived from root 'śam' (to be calm) with '-ta' suffix

Root: śam (class 4)

अखण्डितम् (akhaṇḍitam) - undivided, unbroken, whole

(adjective)

Nominative, neuter, singular of akhaṇḍita

akhaṇḍita - undivided, unbroken, whole, entire

Negated Past Passive Participle

Negated form of 'khaṇḍita' (divided), which is a PPP of 'khaṇḍ' (to break)

Compound type : neg. tatpuruṣa (a+khaṇḍita)

• a – not, non-, un-
  indeclinable
  Negative prefix
• khaṇḍita – divided, broken, fragmented
  adjective (neuter)
  Past Passive Participle
  Derived from root 'khaṇḍ' (to break, divide)
  Root: khaṇḍ (class 1)