योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-186, verse-52

निरावरणविज्ञानमयी चिद्ब्रह्मरूपिणी ।
संवित्प्रकाशमात्रैकदेहादेहविवर्जिता ॥ ५२ ॥

nirāvaraṇavijñānamayī cidbrahmarūpiṇī ,
saṃvitprakāśamātraikadehādehavivarjitā 52

52. nirāvaraṇavijñānamayī cit brahmarūpiṇī
saṃvit prakāśamātraikadehā dehavivarjitā

52. cit brahmarūpiṇī nirāvaraṇavijñānamayī saṃvit
prakāśamātraikadehā dehavivarjitā (asti)

52. It is pure consciousness (cit), imbued with unobstructed knowledge (vijñāna), and having the form of Brahman (brahman). This awareness (saṃvit) has light as its sole body, being utterly devoid of any physical form.

Words meanings summery:

• निरावरणविज्ञानमयी (nirāvaraṇavijñānamayī) - Consisting of unobstructed knowledge, full of unimpeded wisdom.

• चित् (cit) - Pure consciousness, ultimate reality. (Consciousness, intelligence, spirit.)

• ब्रह्मरूपिणी (brahmarūpiṇī) - Having the form of Brahman.

• संवित् (saṁvit) - Pure awareness, synonymous with 'cit'. (Awareness, consciousness, intelligence.)

• प्रकाशमात्रैकदेहा (prakāśamātraikadehā) - Whose only body is light, having light alone as its form.

• देहविवर्जिता (dehavivarjitā) - Devoid of a body, bodiless.

Words meanings and morphology

निरावरणविज्ञानमयी (nirāvaraṇavijñānamayī) - Consisting of unobstructed knowledge, full of unimpeded wisdom.

(adjective)

Nominative, feminine, singular of nirāvaraṇavijñānamayī

nirāvaraṇavijñānamayī - Consisting of unobstructed knowledge.

Formed with 'mayī' suffix (feminine of 'maya') indicating 'consisting of' or 'full of'. Compound of 'nirāvaraṇa' and 'vijñāna' and 'mayī'.

Compound type : Bahuvrīhi (nirāvaraṇa+vijñāna+mayī)

• nis – out, without
  upasarga
  prefix 'nis' indicating absence
• āvaraṇa – covering, obstruction
  noun (neuter)
  from root 'vṛ' (to cover) with prefix 'ā'
  Prefix: ā
  Root: vṛ (class 5)
• vijñāna – knowledge, wisdom, discriminative knowledge
  noun (neuter)
  from root 'jñā' (to know) with prefix 'vi'
  Prefix: vi
  Root: jñā (class 9)
• mayī – consisting of, full of
  suffix (feminine)
  feminine form of suffix -maya

Note: Adjective for 'cit' and 'saṃvit'.

चित् (cit) - Pure consciousness, ultimate reality. (Consciousness, intelligence, spirit.)

(noun)

Nominative, feminine, singular of cit

cit - Consciousness, intelligence, spirit, mind, understanding.

Root 'cit' (to perceive, know, understand).

Root: cit (class 1)

Note: Subject of the sentence.

ब्रह्मरूपिणी (brahmarūpiṇī) - Having the form of Brahman.

(adjective)

Nominative, feminine, singular of brahmarūpiṇī

brahmarūpiṇī - Having the form or nature of Brahman.

Feminine form of 'brahmarūpin'.

Compound type : Tatpuruṣa (brahman+rūpin)

• brahman – Brahman, the Absolute Reality
  noun (neuter)
• rūpin – having the form of, embodied as
  adjective (masculine)
  suffix -in indicating 'having'

Note: Adjective for 'cit' and 'saṃvit'.

संवित् (saṁvit) - Pure awareness, synonymous with 'cit'. (Awareness, consciousness, intelligence.)

(noun)

Nominative, feminine, singular of saṃvit

saṁvit - Consciousness, knowledge, intelligence, understanding, perception.

From 'sam-vid' (to know together, to be aware).

Prefix: sam

Root: vid (class 2)

Note: Another subject, or in apposition to 'cit'.

प्रकाशमात्रैकदेहा (prakāśamātraikadehā) - Whose only body is light, having light alone as its form.

(adjective)

Nominative, feminine, singular of prakāśamātraikadehā

prakāśamātraikadehā - Whose sole body is light.

Feminine form of 'prakāśamātraikadeha'.

Compound type : Bahuvrīhi (prakāśa+mātra+eka+deha)

• prakāśa – light, luster, manifestation
  noun (masculine)
  from root 'kāś' (to shine) with prefix 'pra'
  Prefix: pra
  Root: kāś (class 1)
• mātra – only, mere, extent
  indeclinable (neuter)
  suffix -mātra
• eka – one, sole, unique
  adjective
• deha – body, form
  noun (masculine)

Note: Adjective for 'saṃvit'.

देहविवर्जिता (dehavivarjitā) - Devoid of a body, bodiless.

(adjective)

Nominative, feminine, singular of dehavivarjitā

dehavivarjitā - Devoid of body, separated from the body.

Feminine form of 'dehavivarjita'.

Compound type : Tatpuruṣa (deha+vivarjitā)

• deha – body, form
  noun (masculine)
• vivarjitā – devoid of, abandoned, forsaken, excluded
  adjective (feminine)
  Past Passive Participle
  Feminine form of PPP from root 'vṛj' (to avoid, abandon) with prefix 'vi'
  Prefix: vi
  Root: vṛj (class 1)

Note: Adjective for 'saṃvit'.