महाभारतः mahābhārataḥ - book-3, chapter-186, verse-63

ततो योजनविंशानां सहस्राणि शतानि च ।
निर्दहत्यशिवो वायुः स च संवर्तकोऽनलः ॥६३॥

63. tato yojanaviṁśānāṁ sahasrāṇi śatāni ca ,
nirdahatyaśivo vāyuḥ sa ca saṁvartako'nalaḥ.

63. tataḥ yojana-viṃśānām sahasrāṇi śatāni ca |
nirdahati aśivaḥ vāyuḥ saḥ ca saṃvartakaḥ analaḥ

63. Then, that dreadful wind burns through hundreds of thousands of areas, each twenty yojanas [in extent]; and that same wind is the world-ending fire (saṃvartaka anala).

Words meanings summery:

• ततः (tataḥ) - then, thereupon, from that

• योजन-विंशानाम् (yojana-viṁśānām) - referring to areas or depths measured in units of twenty yojanas (of twenty yojanas (a measure of distance))

• सहस्राणि (sahasrāṇi) - thousands

• शतानि (śatāni) - hundreds

• च (ca) - and, also

• निर्दहति (nirdahati) - burns, consumes, destroys by fire

• अशिवः (aśivaḥ) - inauspicious, dreadful, ominous

• वायुः (vāyuḥ) - the cosmic destructive wind (wind, air, a deity of wind)

• सः (saḥ) - referring to 'vāyuḥ' (the wind) (he, it, that)

• च (ca) - and, also

• संवर्तकः (saṁvartakaḥ) - the destructive cosmic wind/fire at the end of a cosmic cycle (world-ending, destructive, (a name of the destructive fire or cloud at the dissolution of the universe))

• अनलः (analaḥ) - the cosmic destructive fire (fire, the god of fire)

Words meanings and morphology

ततः (tataḥ) - then, thereupon, from that

(indeclinable)

योजन-विंशानाम् (yojana-viṁśānām) - referring to areas or depths measured in units of twenty yojanas (of twenty yojanas (a measure of distance))

(noun)

Genitive, plural of yojanaviṃśa

yojanaviṁśa - twenty yojanas (yojana is a measure of distance, approx. 8-15 km)

Compound type : tatpuruṣa (yojana+viṃśa)

• yojana – a measure of distance (approx. 8-15 km), a stage, a league
  noun (masculine)
• viṃśa – twenty
  adjective

सहस्राणि (sahasrāṇi) - thousands

(noun)

neuter, plural of sahasra

sahasra - thousand

शतानि (śatāni) - hundreds

(noun)

neuter, plural of śata

śata - hundred

च (ca) - and, also

(indeclinable)

निर्दहति (nirdahati) - burns, consumes, destroys by fire

(verb)

3rd person , singular, active, present (lat) of nirdah

present active

Derived from root √dah (to burn) with prefix nir-.

Prefix: nir

Root: dah (class 1)

अशिवः (aśivaḥ) - inauspicious, dreadful, ominous

(adjective)

Nominative, masculine, singular of aśiva

aśiva - inauspicious, dreadful, unpropitious, evil

Compound type : nañ-tatpuruṣa (a+śiva)

• a – not, un-, non-
  indeclinable
  Negative particle.
• śiva – auspicious, propitious, benevolent
  adjective (masculine)

Note: Modifies 'vāyuḥ'.

वायुः (vāyuḥ) - the cosmic destructive wind (wind, air, a deity of wind)

(noun)

Nominative, masculine, singular of vāyu

vāyu - wind, air, the god of wind

सः (saḥ) - referring to 'vāyuḥ' (the wind) (he, it, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

च (ca) - and, also

(indeclinable)

संवर्तकः (saṁvartakaḥ) - the destructive cosmic wind/fire at the end of a cosmic cycle (world-ending, destructive, (a name of the destructive fire or cloud at the dissolution of the universe))

(adjective)

Nominative, masculine, singular of saṃvartaka

saṁvartaka - world-ending, destructive, a name of the destructive fire/cloud at cosmic dissolution

From sam-vṛt (to turn, roll together) with -aka suffix.

Prefix: sam

Root: vṛt (class 1)

Note: Modifies 'analaḥ', indicating a specific type of fire.

अनलः (analaḥ) - the cosmic destructive fire (fire, the god of fire)

(noun)

Nominative, masculine, singular of anala

anala - fire, the god of fire, gastric fire