योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-52, verse-17

सर्वं शून्यात्मविज्ञानं मेर्वादिगिरिजालकम् ।
नेदं कुड्यमयं किंचिद्यथा स्वप्ने महापुरम् ॥ १७ ॥

sarvaṃ śūnyātmavijñānaṃ mervādigirijālakam ,
nedaṃ kuḍyamayaṃ kiṃcidyathā svapne mahāpuram 17

17. sarvam śūnya-ātma-vijñānam meru-ādi-giri-jālakam
na idam kuḍya-mayam kiṃcit yathā svapne mahā-puram

17. sarvam meru-ādi-giri-jālakam śūnya-ātma-vijñānam.
idam kiṃcit kuḍya-mayam na,
yathā svapne mahā-puram.

17. All, including the network of mountains starting with Meru, is merely the consciousness (vijñāna) of the attributeless self (ātman). This (world) is not something made of solid walls, just like a great city appearing in a dream.

Words meanings summery:

• सर्वम् (sarvam) - all, everything

• शून्य-आत्म-विज्ञानम् (śūnya-ātma-vijñānam) - the knowledge (vijñāna) that pertains to or is the nature of the self (ātman) devoid of all attributes (śūnya) (consciousness of the attributeless self, void-self-consciousness)

• मेरु-आदि-गिरि-जालकम् (meru-ādi-giri-jālakam) - the network of mountains beginning with Meru

• न (na) - not, no

• इदम् (idam) - this, this one

• कुड्य-मयम् (kuḍya-mayam) - physically substantial, solid (made of walls, consisting of walls)

• किंचित् (kiṁcit) - anything, something, a little

• यथा (yathā) - just as, as, in which way

• स्वप्ने (svapne) - in a dream

• महा-पुरम् (mahā-puram) - a great city, a large city

Words meanings and morphology

सर्वम् (sarvam) - all, everything

(adjective)

Nominative, neuter, singular of sarva

sarva - all, every, whole, complete

शून्य-आत्म-विज्ञानम् (śūnya-ātma-vijñānam) - the knowledge (vijñāna) that pertains to or is the nature of the self (ātman) devoid of all attributes (śūnya) (consciousness of the attributeless self, void-self-consciousness)

(noun)

Nominative, neuter, singular of śūnyātmavijñāna

śūnyātmavijñāna - consciousness of the empty/void self; knowledge of the self as devoid of attributes

Compound type : tatpuruṣa (śūnya+ātman+vijñāna)

• śūnya – empty, void, devoid of, attributeless
  adjective
• ātman – self, soul, spirit, essential nature
  noun (masculine)
• vijñāna – consciousness, knowledge, discernment
  noun (neuter)
  Derived from root jñā (to know) with prefix vi
  Prefix: vi
  Root: jñā (class 9)

मेरु-आदि-गिरि-जालकम् (meru-ādi-giri-jālakam) - the network of mountains beginning with Meru

(noun)

Nominative, neuter, singular of meruvādigirijālaka

meruvādigirijālaka - the entire range/network of mountains starting with Meru

Compound type : tatpuruṣa (meru+ādi+giri+jālaka)

• meru – Mount Meru (mythical sacred mountain)
  proper noun (masculine)
• ādi – beginning, and so on, etcetera
  indeclinable (masculine)
• giri – mountain, hill
  noun (masculine)
• jālaka – net, network, cluster, mass, multitude
  noun (neuter)

न (na) - not, no

(indeclinable)

इदम् (idam) - this, this one

(pronoun)

Nominative, neuter, singular of idam

idam - this, this one, here

कुड्य-मयम् (kuḍya-mayam) - physically substantial, solid (made of walls, consisting of walls)

(adjective)

Nominative, neuter, singular of kuḍyamaya

kuḍyamaya - made of walls, composed of walls

Compound type : tatpuruṣa (kuḍya+maya)

• kuḍya – wall
  noun (neuter)
• maya – made of, consisting of, full of
  suffix/adjective
  Suffix forming adjectives from nouns, meaning 'made of' or 'consisting of'

किंचित् (kiṁcit) - anything, something, a little

(pronoun)

Nominative, neuter, singular of kiṃcid

kiṁcid - something, anything, a little, somewhat

यथा (yathā) - just as, as, in which way

(indeclinable)

स्वप्ने (svapne) - in a dream

(noun)

Locative, masculine, singular of svapna

svapna - sleep, dream, dreaming

Root: svap (class 2)

महा-पुरम् (mahā-puram) - a great city, a large city

(noun)

Nominative, neuter, singular of mahāpura

mahāpura - a large city, metropolis

Compound type : karmadhāraya (mahā+pura)

• mahā – great, large, mighty
  adjective (feminine)
  Feminine stem of mahat
• pura – city, town, fortress
  noun (neuter)