योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-17, verse-11

तच्चिदाकाशकोशात्म चिदाकाशैकभावनात् ।
अविद्यमानमप्याशु दृश्यतेऽथानुभूयते ॥ ११ ॥

taccidākāśakośātma cidākāśaikabhāvanāt ,
avidyamānamapyāśu dṛśyate'thānubhūyate 11

11. tat cidākāśakośātma cidākāśaikabhāvanāt |
avidyamānam api āśu dṛśyate atha anubhūyate ||

11. cidākāśaikabhāvanāt tat cidākāśakośātma
avidyamānam api āśu dṛśyate atha anubhūyate

11. Through the singular contemplation of the space of consciousness (cidākāśa), that reality, which is the very Self (ātman) of the sheath of consciousness-space, is quickly perceived and then directly experienced, even though it does not outwardly manifest.

Words meanings summery:

• तत् (tat) - that ultimate reality mentioned in the previous verse (that, that reality)

• चिदाकाशकोशात्म (cidākāśakośātma) - the Self that is the sheath of consciousness-space

• चिदाकाशैकभावनात् (cidākāśaikabhāvanāt) - from the singular contemplation of consciousness-space

• अविद्यमानम् (avidyamānam) - not existing, non-existent, not manifesting

• अपि (api) - even, also, too

• आशु (āśu) - quickly, swiftly, immediately

• दृश्यते (dṛśyate) - is seen, is perceived

• अथ (atha) - then, and then, moreover

• अनुभूयते (anubhūyate) - is experienced, is felt

Words meanings and morphology

तत् (tat) - that ultimate reality mentioned in the previous verse (that, that reality)

(pronoun)

neuter, singular of tad

tad - that

चिदाकाशकोशात्म (cidākāśakośātma) - the Self that is the sheath of consciousness-space

(noun)

neuter, singular of cidākāśakośātman

cidākāśakośātman - the Self that is the sheath of consciousness-space

Compound type : tatpurusha (cit+ākāśa+kośa+ātman)

• cit – consciousness, pure awareness
  noun (feminine)
• ākāśa – space, ether, sky
  noun (neuter)
• kośa – sheath, treasury, container
  noun (masculine)
• ātman – Self, soul, essence
  noun (masculine)

चिदाकाशैकभावनात् (cidākāśaikabhāvanāt) - from the singular contemplation of consciousness-space

(noun)

Ablative, neuter, singular of cidākāśaikabhāvana

cidākāśaikabhāvana - singular contemplation of consciousness-space

Compound type : tatpurusha (cit+ākāśa+eka+bhāvana)

• cit – consciousness, pure awareness
  noun (feminine)
• ākāśa – space, ether, sky
  noun (neuter)
• eka – one, singular, unified
  adjective
• bhāvana – contemplation, meditation, cultivation
  noun (neuter)

अविद्यमानम् (avidyamānam) - not existing, non-existent, not manifesting

(adjective)

neuter, singular of avidyamāna

avidyamāna - not existing, non-existent, not manifesting

Present Passive Participle

Negation 'a-' of the Present Passive Participle of root 'vid'

Compound type : nan-tatpurusha (a+vidyamāna)

• a – not, non-
  prefix
• vidyamāna – existing, being present
  adjective (neuter)
  Present Passive Participle
  Root: vid (class 2)

अपि (api) - even, also, too

(indeclinable)

आशु (āśu) - quickly, swiftly, immediately

(indeclinable)

दृश्यते (dṛśyate) - is seen, is perceived

(verb)

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

Root: dṛś (class 1)

अथ (atha) - then, and then, moreover

(indeclinable)

अनुभूयते (anubhūyate) - is experienced, is felt

(verb)

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

Prefix: anu

Root: bhū (class 1)