महाभारतः mahābhārataḥ - book-5, chapter-150, verse-27

योधचन्द्रोदयोद्भूतः कुरुराजमहार्णवः ।
अदृश्यत तदा राजंश्चन्द्रोदय इवार्णवः ॥२७॥

27. yodhacandrodayodbhūtaḥ kururājamahārṇavaḥ ,
adṛśyata tadā rājaṁścandrodaya ivārṇavaḥ.

27. yodhacandrodayodbhūtaḥ kururājamahārṇavaḥ
adṛśyata tadā rājan candrodayaḥ iva arṇavaḥ

27. rājan tadā yodhacandrodayodbhūtaḥ
kururājamahārṇavaḥ candrodayaḥ iva arṇavaḥ adṛśyata

27. O King, then the great ocean that was the Kuru ruler's city (Kaurava capital), with its warriors (yodha) rising like a moon, was seen, just as an ocean appears at moonrise.

Words meanings summery:

• योधचन्द्रोदयोद्भूतः (yodhacandrodayodbhūtaḥ) - from which warriors arose like the moonrise

• कुरुराजमहार्णवः (kururājamahārṇavaḥ) - the great ocean that was the Kuru ruler's city/capital. (the great ocean of the Kuru king)

• अदृश्यत (adṛśyata) - was seen, appeared

• तदा (tadā) - then, at that time

• राजन् (rājan) - O King Dhṛtarāṣṭra (O king)

• चन्द्रोदयः (candrodayaḥ) - moonrise

• इव (iva) - like, as, as if

• अर्णवः (arṇavaḥ) - ocean, sea

Words meanings and morphology

योधचन्द्रोदयोद्भूतः (yodhacandrodayodbhūtaḥ) - from which warriors arose like the moonrise

(adjective)

Nominative, masculine, singular of yodhacandrodayodbhūta

yodhacandrodayodbhūta - whose moonrise was brought forth by warriors

Compound type : bahuvrīhi (yodha+candra+udaya+udbhūta)

• yodha – warrior, fighter
  noun (masculine)
  Derived from root `yudh` (to fight).
  Root: yudh (class 4)
• candra – moon
  noun (masculine)
  Root: cand (class 1)
• udaya – rising, ascent, appearance
  noun (masculine)
  Derived from `ud` + root `i` (to go).
  Prefix: ud
  Root: i (class 2)
• udbhūta – arisen, emerged, produced
  adjective
  Past Passive Participle
  Derived from `ud` + root `bhū` (to be).
  Prefix: ud
  Root: bhū (class 1)

Note: Qualifies `kururājamahārṇavaḥ`.

कुरुराजमहार्णवः (kururājamahārṇavaḥ) - the great ocean that was the Kuru ruler's city/capital. (the great ocean of the Kuru king)

(noun)

Nominative, masculine, singular of kururājamahārṇava

kururājamahārṇava - the great ocean which is the Kuru king

Compound type : karmadhāraya (kuru+rājan+mahā+arṇava)

• kuru – a member of the Kuru dynasty; belonging to the Kurus
  proper noun (masculine)
• rājan – king, ruler
  noun (masculine)
  Root: rāj (class 1)
• mahā – great, large
  adjective
• arṇava – ocean, sea
  noun (masculine)
  Root: ṛ

Note: Main subject of this verse.

अदृश्यत (adṛśyata) - was seen, appeared

(verb)

3rd person , singular, passive, past imperfect (laṅ) of dṛś

Root: dṛś (class 1)

तदा (tadā) - then, at that time

(indeclinable)

राजन् (rājan) - O King Dhṛtarāṣṭra (O king)

(noun)

Vocative, masculine, singular of rājan

rājan - king, ruler

Root: rāj (class 1)

Note: Addressing the listener.

चन्द्रोदयः (candrodayaḥ) - moonrise

(noun)

Nominative, masculine, singular of candrodaya

candrodaya - moonrise

Compound of `candra` (moon) and `udaya` (rising).

Compound type : tatpuruṣa (candra+udaya)

• candra – moon
  noun (masculine)
  Root: cand (class 1)
• udaya – rising, ascent, appearance
  noun (masculine)
  Derived from `ud` + root `i` (to go).
  Prefix: ud
  Root: i (class 2)

Note: Part of the simile 'like an ocean at moonrise'.

इव (iva) - like, as, as if

(indeclinable)

Note: Particle of comparison.

अर्णवः (arṇavaḥ) - ocean, sea

(noun)

Nominative, masculine, singular of arṇava

arṇava - ocean, sea

Often derived from `ṛṇ` (to move), implying moving waters.

Root: ṛ

Note: Part of the simile, 'like an ocean'.