महाभारतः mahābhārataḥ - book-7, chapter-150, verse-16

वासवाशनिनिर्घोषं दृढज्यमभिविक्षिपन् ।
व्यक्तं किष्कुपरीणाहं द्वादशारत्नि कार्मुकम् ॥१६॥

16. vāsavāśaninirghoṣaṁ dṛḍhajyamabhivikṣipan ,
vyaktaṁ kiṣkuparīṇāhaṁ dvādaśāratni kārmukam.

16. vāsavāśaninirghoṣam dṛḍhajyam abhivikṣipan
vyaktam kiṣkupariṇāham dvādaśāratni kārmukam

16. saḥ vāsavāśaninirghoṣam dṛḍhajyam vyaktam
kiṣkupariṇāham dvādaśāratni kārmukam abhivikṣipan

16. Clearly stretching (his bowstring), which produced a sound like Indra's thunderbolt, he wielded a strong-stringed bow, twelve cubits long and one cubit in circumference.

Words meanings summery:

• वासवाशनिनिर्घोषम् (vāsavāśaninirghoṣam) - making a sound like Indra's thunderbolt (having the sound of Indra's thunderbolt)

• दृढज्यम् (dṛḍhajyam) - strong-stringed (strong-strung, having a strong bowstring)

• अभिविक्षिपन् (abhivikṣipan) - stretching (the bowstring), twanging (the bow) (stretching, twanging, throwing, scattering)

• व्यक्तम् (vyaktam) - clearly, distinctly (clearly, manifestly, distinctly, obviously)

• किष्कुपरिणाहम् (kiṣkupariṇāham) - with a circumference of one cubit (kiṣku) (having a circumference of a cubit (kiṣku))

• द्वादशारत्नि (dvādaśāratni) - twelve cubits long

• कार्मुकम् (kārmukam) - bow (bow, made of wood (karmuka tree))

Words meanings and morphology

वासवाशनिनिर्घोषम् (vāsavāśaninirghoṣam) - making a sound like Indra's thunderbolt (having the sound of Indra's thunderbolt)

(adjective)

Accusative, neuter, singular of vāsavāśaninirghoṣa

vāsavāśaninirghoṣa - having the sound or roar of Indra's thunderbolt

Compound. `Vāsava` (Indra) + `aśani` (thunderbolt) + `nirghoṣa` (sound, roar).

Compound type : bahuvrīhi (vāsava+aśani+nirghoṣa)

• vāsava – relating to Vasus, a name of Indra
  proper noun (masculine)
  Derived from `vasu`.
• aśani – thunderbolt, lightning
  noun (masculine)
  Root: aś (class 5)
• nirghoṣa – sound, noise, roar, loud report
  noun (masculine)
  From root `ghuṣ` (to sound) with prefix `nir-`.
  Prefix: nis
  Root: ghuṣ (class 1)

Note: Agrees with `kārmukam`.

दृढज्यम् (dṛḍhajyam) - strong-stringed (strong-strung, having a strong bowstring)

(adjective)

Accusative, neuter, singular of dṛḍhajya

dṛḍhajya - having a strong bowstring

Bahuvrihi compound: `dṛḍhā jyā yasya saḥ` (whose string is strong). `dṛḍha` (strong) + `jyā` (bowstring).

Compound type : bahuvrīhi (dṛḍha+jyā)

• dṛḍha – firm, strong, solid, resolute
  adjective
  Past Passive Participle
  From root `dṛh` (to be firm).
  Root: dṛh (class 1)
• jyā – bowstring, earth (rare)
  noun (feminine)
  Root: ji (class 1)

Note: Agrees with `kārmukam`.

अभिविक्षिपन् (abhivikṣipan) - stretching (the bowstring), twanging (the bow) (stretching, twanging, throwing, scattering)

(adjective)

Nominative, masculine, singular of abhivikṣipat

abhivikṣipat - stretching, throwing, scattering, moving rapidly

Present Active Participle

From root `kṣip` (to throw, cast) with prefixes `abhi-` and `vi-`.

Prefixes: abhi+vi

Root: kṣip (class 6)

Note: Implied subject is the warrior.

व्यक्तम् (vyaktam) - clearly, distinctly (clearly, manifestly, distinctly, obviously)

(indeclinable)

Past Passive Participle

From root `añj` (to anoint, manifest) with prefix `vi-`.

Prefix: vi

Root: añj (class 7)

Note: Modifies the description of the bow.

किष्कुपरिणाहम् (kiṣkupariṇāham) - with a circumference of one cubit (kiṣku) (having a circumference of a cubit (kiṣku))

(adjective)

Accusative, neuter, singular of kiṣkupariṇāha

kiṣkupariṇāha - having the circumference of a `kiṣku` (a specific cubit measure, from elbow to closed fist)

Bahuvrihi compound: `kiṣkuḥ pariṇāho yasya saḥ` (whose circumference is a kiṣku). `kiṣku` (a cubit measure) + `pariṇāha` (circumference).

Compound type : bahuvrīhi (kiṣku+pariṇāha)

• kiṣku – a cubit from the elbow to the closed fist, a measure
  noun (masculine)
• pariṇāha – circumference, extent, compass, thickness
  noun (masculine)
  From root `nah` (to bind) with prefix `pari-`.
  Prefix: pari
  Root: nah (class 4)

Note: Agrees with `kārmukam`.

द्वादशारत्नि (dvādaśāratni) - twelve cubits long

(adjective)

Accusative, neuter, singular of dvādaśāratni

dvādaśāratni - measuring twelve cubits

Bahuvrihi compound: `dvādaśa aratnayaḥ yasya tat` (that which has twelve cubits). `dvādaśa` (twelve) + `aratni` (cubit, from elbow to fingertip).

Compound type : bahuvrīhi (dvādaśa+aratni)

• dvādaśa – twelve
  numeral
  Compound of `dvi` (two) and `daśan` (ten).
• aratni – cubit (measure from elbow to fingertip), forearm
  noun (masculine)
  Root: ṛ (class 3)

Note: Agrees with `kārmukam`.

कार्मुकम् (kārmukam) - bow (bow, made of wood (karmuka tree))

(noun)

Accusative, neuter, singular of kārmuka

kārmuka - bow, made of `karmuka` wood, weapon

Derived from `karmuka` (a type of tree).

Note: Object of `abhivikṣipan`.