योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-17, verse-27

गेयवाद्योद्यतध्वानप्रध्वनद्गगनान्तरम् ।
हयहस्तिरथाराजिरजोमेघघनाम्बरम् ॥ २७ ॥

geyavādyodyatadhvānapradhvanadgaganāntaram ,
hayahastirathārājirajomeghaghanāmbaram 27

27. geya-vādyodyatadhvāna-pradhvanad-gaganāntaram
haya-hastirathārāji-rajo-megha-ghanāmbaram

27. geya-vādyodyatadhvāna-pradhvanad-gaganāntaram
haya-hastirathārāji-rajo-megha-ghanāmbaram

27. The atmosphere was resonant with the elevated sounds of singing and musical instruments, and the sky was made dense, like a thick cloud, by the dust arising from the multitude of horses, elephants, and chariots.

Words meanings summery:

• गेय-वाद्योद्यतध्वान-प्रध्वनद्-गगनान्तरम् (geya-vādyodyatadhvāna-pradhvanad-gaganāntaram) - Having its inner sky resounding with the uplifted sounds of song and music.

• हय-हस्तिरथाराजि-रजो-मेघ-घनाम्बरम् (haya-hastirathārāji-rajo-megha-ghanāmbaram) - Having its sky dense like a thick cloud of dust from rows of horses, elephants, and chariots.

Words meanings and morphology

गेय-वाद्योद्यतध्वान-प्रध्वनद्-गगनान्तरम् (geya-vādyodyatadhvāna-pradhvanad-gaganāntaram) - Having its inner sky resounding with the uplifted sounds of song and music.

(adjective)

neuter, singular of geya-vādya-udyata-dhvāna-pradhvanat-gagana-antara

geya-vādya-udyata-dhvāna-pradhvanat-gagana-antara - The one whose inner sky is resounding with the uplifted sounds of song and music.

Compound type : bahuvrihi (geya+vādya+udyata+dhvāna+pradhvanat+gagana+antara)

• geya – to be sung, song, musical
  adjective
  Gerundive
  From root 'ge' (to sing) + suffix 'ya'.
  Root: ge (class 1)
• vādya – to be played, musical instrument, music
  noun (neuter)
  Gerundive
  From root 'vad' (to speak, sound) + suffix 'ya'.
  Root: vad (class 1)
• udyata – uplifted, raised, prepared
  adjective
  Past Passive Participle
  From 'ud' (prefix) + root 'yam' (to restrain, hold) + suffix 'kta'.
  Prefix: ud
  Root: yam (class 1)
• dhvāna – sound, noise
  noun (masculine)
  From root 'dhvan' (to sound).
  Root: dhvan (class 1)
• pradhvanat – resounding, making a loud noise
  adjective
  Present Active Participle
  From 'pra' (prefix) + root 'dhvan' (to sound) + suffix 'śatṛ'.
  Prefix: pra
  Root: dhvan (class 1)
• gagana – sky, atmosphere
  noun (neuter)
  From root 'gam' (to go) + 'ga' (going) + 'na'.
  Root: gam (class 1)
• antara – inner, interior, space, interval
  noun (neuter)

Note: This is a Bahuvrihi compound describing a neuter noun (e.g., city, kingdom).

हय-हस्तिरथाराजि-रजो-मेघ-घनाम्बरम् (haya-hastirathārāji-rajo-megha-ghanāmbaram) - Having its sky dense like a thick cloud of dust from rows of horses, elephants, and chariots.

(adjective)

neuter, singular of haya-hasti-ratha-rāji-rajas-megha-ghana-ambara

haya-hasti-ratha-rāji-rajas-megha-ghana-ambara - The one whose sky is made dense like a cloud of dust from rows of horses, elephants, and chariots.

Compound type : bahuvrihi (haya+hastin+ratha+rāji+rajas+megha+ghana+ambara)

• haya – horse
  noun (masculine)
• hastin – elephant
  noun (masculine)
• ratha – chariot
  noun (masculine)
• rāji – row, line, multitude
  noun (feminine)
• rajas – dust, dirt, pollen
  noun (neuter)
• megha – cloud
  noun (masculine)
• ghana – dense, thick, solid; a cloud
  adjective
• ambara – sky, atmosphere, garment
  noun (neuter)

Note: This is a Bahuvrihi compound describing a neuter noun (e.g., city, kingdom).