योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-78, verse-27

महाजलगतो ह्यग्निरिव रूपं स्वमुज्झति ।
सद्वासद्वा यदाभाति चित्समाधौ सति स्वतः ॥ २७ ॥

mahājalagato hyagniriva rūpaṃ svamujjhati ,
sadvāsadvā yadābhāti citsamādhau sati svataḥ 27

27. mahājalagataḥ hi agniḥ iva rūpam svam ujjhati sat
vā asat vā yadā ābhāti citsamādhau sati svataḥ

27. hi mahājalagataḥ agniḥ iva svam rūpam ujjhati yadā
citsamādhau sati svataḥ sat vā asat vā ābhāti

27. Indeed, just as fire, when immersed in vast waters, abandons its inherent form, so too, when consciousness (cit) spontaneously enters a state of deep meditative absorption (samādhi), it relinquishes its ordinary discerning nature regarding whatever appears, whether it be considered existent or non-existent.

Words meanings summery:

• महाजलगतः (mahājalagataḥ) - immersed in vast waters (gone into great water, situated in great water)

• हि (hi) - indeed (indeed, surely, because, for)

• अग्निः (agniḥ) - fire (fire, sacrificial fire, god of fire)

• इव (iva) - just as (like, as, as if, just as)

• रूपम् (rūpam) - inherent form (form, shape, appearance, nature)

• स्वम् (svam) - its own (own, one's own, personal)

• उज्झति (ujjhati) - abandons, relinquishes (abandons, gives up, leaves, disregards)

• सत् (sat) - existent, real (existent, real, good, virtuous)

• वा (vā) - or (or, either)

• असत् (asat) - non-existent, unreal (non-existent, unreal, bad, false)

• यदा (yadā) - when (when, at which time)

• आभाति (ābhāti) - appears (appears, shines, becomes manifest)

• चित्समाधौ (citsamādhau) - in a state of deep meditative absorption (samādhi) of consciousness (in the absorption of consciousness, in the deep meditation of consciousness)

• सति (sati) - when there is, being present (being, existing, if there is, when there is)

• स्वतः (svataḥ) - spontaneously (spontaneously, by itself, naturally, of one's own accord)

Words meanings and morphology

महाजलगतः (mahājalagataḥ) - immersed in vast waters (gone into great water, situated in great water)

(adjective)

Nominative, masculine, singular of mahājalagata

mahājalagata - gone into great water, situated in great water

Formed from mahājala + gata (past passive participle of gam).

Compound type : tatpuruṣa (mahā+jala+gata)

• mahā – great, large, mighty
  adjective (feminine)
  feminized form of mahat (great) used in compounds.
• jala – water
  noun (neuter)
  Root: jal (class 1)
• gata – gone, reached, situated in, past
  adjective
  Past Passive Participle
  From root gam (to go)
  Root: gam (class 1)

Note: Qualifies agniḥ.

हि (hi) - indeed (indeed, surely, because, for)

(indeclinable)

particle

अग्निः (agniḥ) - fire (fire, sacrificial fire, god of fire)

(noun)

Nominative, masculine, singular of agni

agni - fire, god of fire, digestive fire

इव (iva) - just as (like, as, as if, just as)

(indeclinable)

particle of comparison

रूपम् (rūpam) - inherent form (form, shape, appearance, nature)

(noun)

Accusative, neuter, singular of rūpa

rūpa - form, shape, appearance, nature, essence, beauty

Note: Object of ujjhati.

स्वम् (svam) - its own (own, one's own, personal)

(adjective)

Accusative, neuter, singular of sva

sva - own, one's own, self, kindred

Note: Qualifies rūpam.

उज्झति (ujjhati) - abandons, relinquishes (abandons, gives up, leaves, disregards)

(verb)

3rd person , singular, active, present (laṭ) of ujjh

Present active indicative

From root ujjh (to abandon), 3rd person singular, present tense, active voice.

Root: ujjh (class 6)

सत् (sat) - existent, real (existent, real, good, virtuous)

(adjective)

Nominative, neuter, singular of sat

sat - existing, real, true, good, virtuous, being, reality

Present Active Participle

From root as (to be), nominative singular neuter.

Root: as (class 2)

Note: Refers to 'that which is existent'.

वा (vā) - or (or, either)

(indeclinable)

conjunction

असत् (asat) - non-existent, unreal (non-existent, unreal, bad, false)

(adjective)

Nominative, neuter, singular of asat

asat - non-existent, unreal, false, bad, being, unreality

Present Active Participle

From root as (to be), nominative singular neuter, with a (negation).

Compound type : nañ-tatpuruṣa (a+sat)

• a – not, non-, un-
  indeclinable
  negative prefix
• sat – existing, real, true, good, virtuous, being, reality
  adjective/participle (neuter)
  Present Active Participle
  From root as (to be), nominative singular neuter.
  Root: as (class 2)

Note: Refers to 'that which is non-existent'.

यदा (yadā) - when (when, at which time)

(indeclinable)

adverb of time

Note: Introduces a temporal clause.

आभाति (ābhāti) - appears (appears, shines, becomes manifest)

(verb)

3rd person , singular, active, present (laṭ) of ābhā

Present active indicative

From root bhā (to shine) with ā prefix, 3rd person singular, present tense, active voice.

Prefix: ā

Root: bhā (class 2)

Note: Its subject is implied (whatever appears, sat vā asat vā).

चित्समाधौ (citsamādhau) - in a state of deep meditative absorption (samādhi) of consciousness (in the absorption of consciousness, in the deep meditation of consciousness)

(noun)

Locative, masculine, singular of citsamādhi

citsamādhi - absorption of consciousness, deep meditation of consciousness, samādhi of consciousness

Compound type : ṣaṣṭhī-tatpuruṣa (cit+samādhi)

• cit – consciousness, knowledge, understanding
  noun (feminine)
• samādhi – deep meditation, concentration, absorption, profound contemplation (samādhi)
  noun (masculine)
  From sam-ā-dhā (to place together, collect)
  Prefixes: sam+ā
  Root: dhā (class 3)

Note: Locative absolute construction with sati.

सति (sati) - when there is, being present (being, existing, if there is, when there is)

(participle)

Locative, masculine, singular of sat

sat - existing, being, real, true

Present Active Participle

Locative singular masculine/neuter of present active participle of as (to be).

Root: as (class 2)

Note: Agrees with citsamādhau.

स्वतः (svataḥ) - spontaneously (spontaneously, by itself, naturally, of one's own accord)

(indeclinable)

adverbial suffix tas from sva (self).

Note: Adverb modifying the action or state.