योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-117, verse-6

तडित्प्रकाशोदरमस्यमेघनुन्नालजातोत्थरजःप्रभाभिः ।
पृषद्भरध्वान्तमयैकदेशं संध्याम्बराभोगमिवाप्रकाशम् ॥ ६ ॥

taḍitprakāśodaramasyameghanunnālajātottharajaḥprabhābhiḥ ,
pṛṣadbharadhvāntamayaikadeśaṃ saṃdhyāmbarābhogamivāprakāśam 6

6. taḍitprakāśodaram asya meghanunnalajātottʰarajaḥprabhābhiḥ
pṛṣadbharadhvāntamayekadeśam saṃdhyāmbarābhogam iva aprakāśam

6. asya taḍitprakāśodaram pṛṣadbharadhvāntamayekadeśam
meghanunnalajātottʰarajaḥprabhābhiḥ saṃdhyāmbarābhogam iva aprakāśam

6. Its interior is bright with lightning. Its appearance is further enhanced by the glimmers of dust-like particles (pollen or mist) that have arisen from water-born elements and are stirred by clouds. One part of it is made dark by abundant raindrops. Thus, it appears like the unlit expanse of the evening sky.

Words meanings summery:

• तडित्प्रकाशोदरम् (taḍitprakāśodaram) - whose interior/expanse is bright with lightning

• अस्य (asya) - Refers to the entity (e.g., cloud, mountain) being described. (of this, its)

• मेघनुन्नलजातोत्त्ʰअरजःप्रभाभिः (meghanunnalajātottʰarajaḥprabhābhiḥ) - by the glories of dust-like particles (pollen or mist) that have arisen from water-born (elements/plants) and are stirred by clouds

• पृषद्भरध्वान्तमयेकदेशम् (pṛṣadbharadhvāntamayekadeśam) - with one part dark due to abundant raindrops

• संध्याम्बराभोगम् (saṁdhyāmbarābhogam) - the expanse of the evening sky

• इव (iva) - like, as if, similar to

• अप्रकाशम् (aprakāśam) - unlit, dark, without light

Words meanings and morphology

तडित्प्रकाशोदरम् (taḍitprakāśodaram) - whose interior/expanse is bright with lightning

(noun)

Accusative, neuter, singular of taḍitprakāśodara

taḍitprakāśodara - that which has an interior/expanse bright with lightning

Compound type : bahuvrīhi (taḍit+prakāśa+udara)

• taḍit – lightning, flash
  noun (feminine)
  Derived from root taḍ (to strike, flash)
  Root: taḍ (class 1)
• prakāśa – light, brightness, manifestation
  noun (masculine)
  Derived from pra-√kāś (to shine forth)
  Prefix: pra
  Root: kāś (class 1)
• udara – belly, interior, expanse, cavity
  noun (neuter)

Note: Compound functioning as an adjective or predicate nominative/accusative describing a place/entity.

अस्य (asya) - Refers to the entity (e.g., cloud, mountain) being described. (of this, its)

(pronoun)

Genitive, neuter, singular of idam

idam - this, this one

मेघनुन्नलजातोत्त्ʰअरजःप्रभाभिः (meghanunnalajātottʰarajaḥprabhābhiḥ) - by the glories of dust-like particles (pollen or mist) that have arisen from water-born (elements/plants) and are stirred by clouds

(noun)

Instrumental, feminine, plural of meghanunnalajātottʰarajaḥprabhā

meghanunnalajātottʰarajaḥprabhā - glories of dust arisen from water-born elements driven by clouds

Compound type : tatpuruṣa (megha+nunna+ala+jāta+uttha+rajas+prabhā)

• megha – cloud
  noun (masculine)
  Root: mih (class 1)
• nunna – pushed, driven, expelled, stirred
  participle
  Past Passive Participle
  Derived from root nud (to push, to drive)
  Root: nud (class 6)
• ala – water (poetic/less common), sufficient, ornament
  noun (neuter)
• jāta – born, produced, arisen
  participle
  Past Passive Participle
  Derived from root jan (to be born, to produce)
  Root: jan (class 4)
• uttha – risen, arisen from
  adjective
  Derived from ud-√sthā (to stand up, to rise)
  Prefix: ud
  Root: sthā (class 1)
• rajas – dust, pollen, fine particles, mist
  noun (neuter)
  Root: rañj (class 1)
• prabhā – splendor, glow, light, radiance
  noun (feminine)
  Derived from pra-√bhā (to shine forth)
  Prefix: pra
  Root: bhā (class 2)

Note: Refers to the contributing factor for the appearance.

पृषद्भरध्वान्तमयेकदेशम् (pṛṣadbharadhvāntamayekadeśam) - with one part dark due to abundant raindrops

(noun)

Accusative, neuter, singular of pṛṣadbharadhvāntamayekadeśa

pṛṣadbharadhvāntamayekadeśa - that which has a part made of darkness from abundant raindrops

Compound type : bahuvrīhi (pṛṣat+bhara+dhvāntamaya+ekadeśa)

• pṛṣat – drop of rain, speckled
  noun (neuter)
  Root: pṛṣ (class 6)
• bhara – abundance, mass, weight
  noun (masculine)
  Derived from root bhṛ (to bear, to carry)
  Root: bhṛ (class 3)
• dhvāntamaya – consisting of darkness, dark, obscure
  adjective
  Derived from dhvānta (darkness) + mayī (suffix for consisting of)
  Root: dhvan (class 1)
• ekadeśa – one part, a certain region
  noun (masculine)
  Compound of eka (one) + deśa (place)

Note: Compound functioning as an adjective or predicate nominative/accusative describing a place/entity.

संध्याम्बराभोगम् (saṁdhyāmbarābhogam) - the expanse of the evening sky

(noun)

Accusative, neuter, singular of saṃdhyāmbarābhoga

saṁdhyāmbarābhoga - expanse of the evening sky

Compound type : ṣaṣṭhī-tatpuruṣa (saṃdhyāmbara+ābhoga)

• saṃdhyāmbara – evening sky, twilight
  noun (neuter)
  Compound of saṃdhyā (twilight, evening) + ambara (sky)
• ābhoga – expanse, fullness, enjoyment, curvature
  noun (masculine)
  Derived from ā-√bhuj (to bend, to enjoy)
  Prefix: ā
  Root: bhuj (class 7)

इव (iva) - like, as if, similar to

(indeclinable)

अप्रकाशम् (aprakāśam) - unlit, dark, without light

(adjective)

Accusative, neuter, singular of aprakāśa

aprakāśa - without light, dark, not shining

Compound of a (negation) + prakāśa (light)

Prefix: a

Root: kāś (class 1)

Note: Agrees with the implied object of comparison or the subject (the described entity).