योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-73, verse-51

प्राणापानपरिस्पन्दो वेदनादनुभूयते ।
तेन यः सोऽयमाकाशे वातस्कन्ध उदाहृतः ॥ ५१ ॥

prāṇāpānaparispando vedanādanubhūyate ,
tena yaḥ so'yamākāśe vātaskandha udāhṛtaḥ 51

51. prāṇāpānaparispandaḥ vedanāt anubhūyate tena
yaḥ saḥ ayam ākāśe vātaskandhaḥ udāhṛtaḥ

51. prāṇāpānaparispandaḥ vedanāt anubhūyate.
tena yaḥ saḥ ayam ākāśe vātaskandhaḥ udāhṛtaḥ

51. The pulsation of `prāṇa` and `apāna` is experienced through sensation. This (very pulsation), which is perceived by that (entity), is described as the mass of wind (vātaskandha) in space (ākāśa).

Words meanings summery:

• प्राणापानपरिस्पन्दः (prāṇāpānaparispandaḥ) - the pulsation of prāṇa and apāna

• वेदनात् (vedanāt) - from perception, from sensation, due to feeling

• अनुभूयते (anubhūyate) - is experienced, is perceived

• तेन (tena) - by that, by it

• यः (yaḥ) - who, which

• सः (saḥ) - that, he

• अयम् (ayam) - this, he

• आकाशे (ākāśe) - in space, in ether, in the sky

• वातस्कन्धः (vātaskandhaḥ) - mass of wind, body of wind

• उदाहृतः (udāhṛtaḥ) - declared, stated, described, exemplified

Words meanings and morphology

प्राणापानपरिस्पन्दः (prāṇāpānaparispandaḥ) - the pulsation of prāṇa and apāna

(noun)

Nominative, masculine, singular of prāṇāpānaparispanda

prāṇāpānaparispanda - the pulsation or movement of prāṇa and apāna

Compound type : Tatpurusha (prāṇāpāna+parispanda)

• prāṇāpāna – prāṇa and apāna (two vital airs)
  noun (masculine)
• prāṇa – vital breath, life-force, (prāṇa), air breathed in
  noun (masculine)
• apāna – downward moving vital air, (apāna), vital breath associated with excretion
  noun (masculine)
• parispanda – pulsation, vibration, movement, tremor, oscillation
  noun (masculine)
  Derived from root 'spand' with prefix 'pari'
  Prefix: pari
  Root: spand (class 1)

वेदनात् (vedanāt) - from perception, from sensation, due to feeling

(noun)

Ablative, feminine, singular of vedanā

vedanā - perception, sensation, feeling, knowledge, pain

Derived from root 'vid' (to know, perceive)

Root: vid (class 2)

अनुभूयते (anubhūyate) - is experienced, is perceived

(verb)

3rd person , singular, passive, present (laṭ) of anubhū

Present Middle Passive

Derived from root 'bhū' with prefix 'anu'

Prefix: anu

Root: bhū (class 1)

तेन (tena) - by that, by it

(pronoun)

Instrumental, masculine, singular of tad

tad - that, this, he, she, it (demonstrative pronoun)

यः (yaḥ) - who, which

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what, that (relative pronoun)

सः (saḥ) - that, he

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, it (demonstrative pronoun)

अयम् (ayam) - this, he

(pronoun)

Nominative, masculine, singular of idam

idam - this, he, she, it (demonstrative pronoun)

आकाशे (ākāśe) - in space, in ether, in the sky

(noun)

Locative, masculine, singular of ākāśa

ākāśa - space, ether, sky, (ākāśa), the element of space

वातस्कन्धः (vātaskandhaḥ) - mass of wind, body of wind

(noun)

Nominative, masculine, singular of vātaskandha

vātaskandha - mass of wind, body of wind, current of air

Compound type : Tatpurusha (vāta+skandha)

• vāta – wind, air, vital air (vāta)
  noun (masculine)
• skandha – trunk, mass, portion, chapter, aggregate
  noun (masculine)

उदाहृतः (udāhṛtaḥ) - declared, stated, described, exemplified

(participle)

Nominative, masculine, singular of udāhṛta

udāhṛta - declared, stated, described, exemplified, mentioned, quoted

Past Passive Participle

Derived from root 'hṛ' with prefixes 'ud' and 'ā'

Prefixes: ud+ā

Root: hṛ (class 1)