# वायु
## Hindi
### Etymology

Learned borrowing from Sanskrit वायु (vāyu).

### Pronunciation

* (Delhi) IPA: /ʋɑː.juː/, [ʋäː.juː]

### Noun

वायु • (vāyu) f (Urdu spelling وایو)
* (formal) air
    Synonyms: हवा (havā), समीर (samīr)

#### Declension
## Sanskrit
### Alternative scripts

* ৱায়ু (Assamese script)
* ᬯᬵᬬᬸ (Balinese script)
* বায়ু (Bengali script)
* 𑰪𑰯𑰧𑰲 (Bhaiksuki script)
* 𑀯𑀸𑀬𑀼 (Brahmi script)
* ဝါယု (Burmese script)
* વાયુ (Gujarati script)
* ਵਾਯੁ (Gurmukhi script)
* 𑌵𑌾𑌯𑍁 (Grantha script)
* ꦮꦴꦪꦸ (Javanese script)
* 𑂫𑂰𑂨𑂳 (Kaithi script)
* ವಾಯು (Kannada script)
* វាយុ (Khmer script)
* ວາຍຸ (Lao script)
* വായു (Malayalam script)
* ᠸᠠ᠎᠊ᠠᠶᡠ (Manchu script)
* 𑘪𑘰𑘧𑘳 (Modi script)
* ᠸᠠᢗᠶ᠋ᠤ (Mongolian script)
* 𑧊𑧑𑧇𑧔 (Nandinagari script)
* 𑐰𑐵𑐫𑐸 (Newa script)
* ଵାଯୁ (Odia script)
* ꢮꢵꢫꢸ (Saurashtra script)
* 𑆮𑆳𑆪𑆶 (Sharada script)
* 𑖪𑖯𑖧𑖲 (Siddham script)
* වායු (Sinhalese script)
* 𑩾𑩛𑩻𑩒 (Soyombo script)
* 𑚦𑚭𑚣𑚰 (Takri script)
* வாயு (Tamil script)
* వాయు (Telugu script)
* วายุ (Thai script)
* ཝཱ་ཡུ (Tibetan script)
* 𑒫𑒰𑒨𑒳 (Tirhuta script)
* 𑨭𑨊𑨪𑨃 (Zanabazar Square script)

### Etymology 1

From Proto-Indo-Iranian *HwaHyúš, from Proto-Indo-European *h₂weh₁yús (“wind, air”), from *h₂weh₁- (“to blow”). Cognate with Avestan 𐬬𐬀𐬌𐬌𐬎 (vaiiu), Lithuanian vejas.

### Pronunciation

* (Vedic) IPA: /ʋɑː.jú/
* (Classical Sanskrit) IPA: /ʋɑː.ju/

#### Noun

वायु • (vāyú) stem, m (root वा)
* wind
** c. 1700 BCE – 1200 BCE, Ṛgveda 6.45.32:यस्य॑ वा॒योर्इव द्र॒वद्भ॒द्रा रा॒तिः स॑ह॒स्रिणी॑। स॒द्यो दा॒नाय॒ मंह॑ते॥yásya vāyórívá dravádbhadrā́ rātíḥ sahasríṇī. sadyó dānā́ya máṃhate.Of whom, prompt as the wind, the liberal donation of thousands of cattle have been quickly given to me soliciting a gift.
* air (as one of the 5 elements)
* the wind of the body, a vital air
* (medicine) the windy humour or any morbid affection of it

##### Declension

* ¹Vedic

#### Proper noun

वायु • (vāyú) stem, m
* the god of the wind: Vayu
** c. 1700 BCE – 1200 BCE, Ṛgveda 7.91.3:पीवो॑अन्नाँ रयि॒वृधः॑ सुमे॒धाः श्वे॒तः सि॑षक्ति नि॒युता॑मभि॒श्रीः । ते वा॒यवे॒ सम॑नसो॒ वि त॑स्थु॒र्विश्वेन्नरः॑ स्वप॒त्यानि॑ चक्रुः ॥pī́voannām̐ rayivṛ́dhaḥ sumedhā́ḥ śvetáḥ siṣakti niyútāmabhiśrī́ḥ. té vāyáve sámanaso ví tasthurvíśvénnáraḥ svapatyā́ni cakruḥ.The white-complexioned Vāyu, intelligent, glorious with the Niyut steeds, favours those men who arewell fed, abounding in riches, for they with one mind stand everywhere, ready to worship him, and leaders of rites, they perform all the ceremonies, that are productive of excellent offspring.
* name of Vasu
* name of Daitya
* name of a Marut
* (in the plural) the Maruts

##### Declension

* ¹Vedic

#### Related terms

* वात (vā́ta)

#### Derived terms

* वाय्वापि (vāyvāpi, “friend of the wind”), see: वातापि (vātāpi, “same as vāyvāpi”)
** Pali: vabbāpi or vajjāpi

#### Descendants

* Helu Prakrit:
** Dhivehi: ވައި (vai)
* Javanese: ꦧꦪꦸ (bayu)
* Maharastri Prakrit: 𑀯𑀸𑀬𑀼 (vāyu)
** → Marathi: वायू (vāyū)
* Paisaci Prakrit:
** Punjabi: ਵਾ (vā), ਵਾਓ (vāo), ਵਾਉ (vāu)
* Pali: vāyu
* → Khmer: ព្យុះ (pyuh)
* → Lao: ພາຍຸ (phā nyu)
* → Lü: ᦘᦍᦳ (phyu)
* → Malay: bayu
* → Thai: พายุ (paa-yú)
* → Assamese: বায়ু (bayu) (learned)
* → Bengali: বায়ু (baẏu) (learned)
* → Hindustani: (learned)
    Hindi: वायु (vāyu)
    Urdu: وَایُو (vāyū)
* → Kannada: ವಾಯು (vāyu) (learned)
* → Tamil: வாயு (vāyu) (learned)
* → Telugu: వాయువు (vāyuvu) (learned)

### Etymology 2

From the root वै (vai).

#### Adjective

वायु • (vāyú) stem
* tired, languid

##### Declension

* ¹Vedic
* ¹Later Sanskrit
* ²Brāhmaṇas
* ¹Vedic

### Etymology 3

From the root वी (vī).

#### Adjective

वायु • (vāyú) stem
* desirous, covetous, greedy (for food, applied to calves)
* desirable, desired by the appetite

##### Declension

* ¹Vedic
* ¹Later Sanskrit
* ²Brāhmaṇas
* ¹Vedic

### References

* “वायु” in Carl Cappeller, A Sanskrit–English Dictionary: Based upon the St. Petersburg Lexicons, Strasbourg: Karl J. Trübner, 1891, →OCLC, page 485.
* Monier Williams (1899) “वायु”, in A Sanskrit–English Dictionary, […], new edition, Oxford: At the Clarendon Press, →OCLC, page 0942.
* Arthur Anthony Macdonell (1893) “वायु”, in A practical Sanskrit dictionary with transliteration, accentuation, and etymological analysis throughout, London: Oxford University Press, page 277
* Horace Hayman Wilson, A dictionary in Sanscrit and English, 2nd ed., Calcutta: Education Press, Circular Road, 1832, page 752