praṇavādisamuccārāt plutānte śūnyabhāvānāt |
śūnyayā parayā śaktyā śūnyatām eti bhairavi || 39 ||

Pranava is the word used to refer to OM and I think it can be decoded as “The primordial shout” or “The roar of joy that set the universe in motion.”

praava 659
or prá-ṇ°) (ifc. f(ā). ) the mystical or sacred syllable om.
pra-° ṇáva [
m. a kind of small drum or tabor = (and prob. w.r. for) paṇana

–From Chris Chapple’s Yoga and the Luminous
Yoga and the luminous: Patañjali's spiritual path to freedom - Page 152
Christopher Key Chapple, Patañjali - 2008 - 301 pages - Google eBook - Preview
the sacred syllable "om"; from pra (before, forward) + nava, from \nu (sound, shout, exult) Its expression is pranava (put). 1.28 taj japas tad artha-bhavanam tat (n. nom. sg. pron.) that japas (m. nom. sg.) repetition, repeating in a ...
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-Jaideva Singh’s translation of the vijnana bhairava tantra


pra-° āda [p= 659,3] [L=131072]
a loud sound or noise (esp. expressive of approbation or delight) , shout , cry , roar , yell , neigh &c MBh. R.


&c ) , SuS3r. ??

of a cakra-vartin DivyA7v.
(H3) m.
[L=131073]a murmur or sigh of rapture
[L=131074]noise or buzzing in the ear (from thickening of the membranes

nāvá 1 [p= 538,1] [L=106170]
( √ nu4) a shout of joy or triumph RV.
nāva 2 [L=106171]
nau , a boat , a ship (in comp. cf. ardha-n° , dvi-n° Pa1n2. 5-4 , 99 , 100)
(H1) m.
(H1) =

More on Pranava and its Etymologies

Understanding mantras - Page 179
Harvey P. Alper - 1991 - 540 pages - Preview
For instance, pranava is the best of boats (nava) to cross the ocean; ie the samsdra evolved out of prakrti (pra).13 Or, pranava means that there is no (na) diffusiveness (pra) for you (va).14 Or, pranava is so called ...
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The twelve principal Upanishads: (English translation) withnotes ... - Page 492
Śaṅkarācārya, Ānandagiri - 1906 - 710 pages - Free Google eBook - Read
Verily that which is Udgftha, is Pranava, and the Pra- nava is the Udgftha. The A'ditya in truth is the Udgitha— the Pranava, for it moves resounding Om. 2. " Verily I sang in praise of the san," said Kanshitaki, to his son,

Encyclopaedic Dictionary of Purāṇas: Volume 1; Volume 5 - Page 1245
Swami Parmeshwaranand, Parmeshwaranand (Swami.) - 2001 - 1118 pages - Full view
Pranava is said to be two types-subtle (suksma) and gross (sthula). The suksma pranava is constituted of one single sound ... of pranava by giving fanciful etymologies of the word pranava. Pra stands for prakrti or the world (samsara) ..

Patanjala yoga sutras: Sanskrit sutra with transliteration, ...
Patañjali, P. V. Karambelkar - 1986 - 546 pages - Snippet view
Its manifestation ( expression ) in the sound ( and letter ) form is pranava ( or ornkara ). CE. - The word pranava can be broken as pra+nava, pra- stands for prakarsena, meaning forcefully, rapidly, completely; nava is a noun derived ...

A Kannada-English dictionary - Page 1034
F. Kittel - 1999 - 1802 pages - Preview
pra-nava. = SrasS 1 ft 2. Roaring, crying, sounding, hamming, etc. 2, a small kind of drum or tabor. 3, the mystic syllable 6m (Bp. 57, 76). Z5jpe^s3f»rfft5! pranava-parvaka. Preceded by the syllable Am (Cpr. 6, after 71). ...

Purāṇam: Volume 28, Issues 1-2
All-India Kasiraja Trust - 1986 - Snippet view
8 In accordance with its usual practice, the i>P emphasizes the importance of pranava by giving fanciful etymologies of the word pranava.''9 Pra stands for prakrti or the world (sathsara) which has evolved from prakrti; nava stands for ...

The origins of Oṃ maṇipadme hūṃ: a study of the Kāraṇḍavyūha sūtra - Page 72
Alexander Studholme - 2002 - 222 pages - Google eBook - Preview
It is the ideal way (pra) to provide new (nava) wisdom. The pranava also, the purana goes on to explain, has both a subtle (suk$ma) and a gross (sthula) form. The former is ekak$ara, made up of "one syllable" and the latter is ...

Journal of the American Oriental Society: Volume 80
American Oriental Society - 1960 - Snippet view
Ind. form of pra-nava- '*sounding forward' from nu- (ndvate) +pra, 'briillen, drbhnen, schallen' (eg, of cows) RV, 'brummen, ... The meaning ' die heilige Silbe om ' clearly is a technical specialization of the base meaning of pranava- , .

The Upanishads, Vol I: Volume 1 - Page 88
F. Max Muller - 2004 - 280 pages - Preview
The udgitha is the pranava, the pranava is the udgitha. And as the udgitha is the sun, So is the pranava, for he (the sun) goes sounding Om. 2. 'Him I sang praises to, therefore art thou my only one,' thus said Kaushitaki to his son. ...