योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-21, verse-31

मेरुरत्नतलोद्योतैरर्धप्रकटकोटरम् ।
लोकालोकमिवाक्याढ्याद्रिभुवनं संस्मराम्यहम् ॥ ३१ ॥

meruratnatalodyotairardhaprakaṭakoṭaram ,
lokālokamivākyāḍhyādribhuvanaṃ saṃsmarāmyaham 31

31. meruratnatalodyotaiḥ ardhaprakaṭakoṭaram
lokālokam iva ākhyāḍhyādribhuvanam saṃsmarāmi aham

31. aham meruratnatalodyotaiḥ ardhaprakaṭakoṭaram
lokālokam iva ākhyāḍhyādribhuvanam saṃsmarāmi

31. I remember the world of famed mountains, resembling the Lokāloka mountain, its hollows half-revealed by the glow from the jewel-studded base of Mount Meru.

Words meanings summery:

• मेरुरत्नतलोद्योतैः (meruratnatalodyotaiḥ) - by the brilliance of the surfaces of Meru's jewels

• अर्धप्रकटकोटरम् (ardhaprakaṭakoṭaram) - with half-revealed hollows/caves

• लोकालोकम् (lokālokam) - Lokāloka mountain (mythical boundary mountain)

• इव (iva) - like, as if, similar to

• आख्याढ्याद्रिभुवनम् (ākhyāḍhyādribhuvanam) - the world of mountains rich in fame/story

• संस्मरामि (saṁsmarāmi) - I remember, I recall

• अहम् (aham) - I

Words meanings and morphology

मेरुरत्नतलोद्योतैः (meruratnatalodyotaiḥ) - by the brilliance of the surfaces of Meru's jewels

(noun)

Instrumental, masculine, plural of meruratnatalodyota

meruratnatalodyota - brilliance of the base of Meru's jewels

Compound noun.

Compound type : tatpuruṣa (meru+ratna+tala+udyota)

• meru – Mount Meru (mythical mountain)
  proper noun (masculine)
• ratna – jewel, gem
  noun (neuter)
• tala – surface, base, flat ground
  noun (masculine/neuter)
• udyota – splendor, brilliance, glow
  noun (masculine)
  Derived from root 'dyut' with prefix 'ud-'
  Prefix: ud
  Root: dyut (class 1)

Note: Instrument of 'ardhaprakaṭakoṭaram'.

अर्धप्रकटकोटरम् (ardhaprakaṭakoṭaram) - with half-revealed hollows/caves

(adjective)

Accusative, neuter, singular of ardhaprakaṭakoṭara

ardhaprakaṭakoṭara - with half-revealed hollows/caves

Compound adjective describing the mountain realm.

Compound type : bahuvrīhi (ardha+prakaṭa+koṭara)

• ardha – half, part
  adjective/noun (masculine/neuter)
• prakaṭa – revealed, manifest, apparent
  adjective (masculine)
  From pra-kaṭ or pra-kṛt
  Prefix: pra
• koṭara – hollow, cavity, cave, tree-hollow
  noun (neuter)

Note: Qualifies 'ākhyāḍhyādribhuvanam'.

लोकालोकम् (lokālokam) - Lokāloka mountain (mythical boundary mountain)

(proper noun)

Accusative, masculine, singular of lokāloka

lokāloka - Lokāloka mountain (mythical boundary mountain dividing the visible world from the region of darkness)

Note: Object of comparison with 'iva'.

इव (iva) - like, as if, similar to

(indeclinable)

Note: Particle of comparison.

आख्याढ्याद्रिभुवनम् (ākhyāḍhyādribhuvanam) - the world of mountains rich in fame/story

(noun)

Accusative, neuter, singular of ākhyāḍhyādribhuvana

ākhyāḍhyādribhuvana - the world of mountains rich in fame/story

Compound noun.

Compound type : tatpuruṣa (ākhyāḍhya+adribhuvana)

• ākhyāḍhya – rich in fame/story, renowned
  adjective (masculine)
  Compound: ākhyā (tale/name) + āḍhya (rich)
• adribhuvana – mountain realm/world
  noun (neuter)

Note: Object of 'saṃsmarāmi'.

संस्मरामि (saṁsmarāmi) - I remember, I recall

(verb)

1st person , singular, active, present (laṭ) of smṛ

present active

Prefix: sam

Root: smṛ (class 1)

अहम् (aham) - I

(pronoun)

Nominative, singular of aham

aham - I

Note: Subject of 'saṃsmarāmi'.