महाभारतः mahābhārataḥ - book-3, chapter-13, verse-12

ऊर्ध्वबाहुर्विशालायां बदर्यां मधुसूदन ।
अतिष्ठ एकपादेन वायुभक्षः शतं समाः ॥१२॥

12. ūrdhvabāhurviśālāyāṁ badaryāṁ madhusūdana ,
atiṣṭha ekapādena vāyubhakṣaḥ śataṁ samāḥ.

12. ūrdhvabāhuḥ viśālāyāṃ badaryāṃ madhusūdana
atiṣṭha ekapādena vāyubhakṣaḥ śatam samāḥ

12. O Madhusūdana, in the vast Badarī region, you stood for a hundred years with your arms raised, on one foot, subsisting on air.

Words meanings summery:

• ऊर्ध्वबाहुः (ūrdhvabāhuḥ) - with raised arms, having raised arms

• विशालायां (viśālāyāṁ) - in the vast, in the expansive

• बदर्यां (badaryāṁ) - in the Badarī region, a sacred place for asceticism (in Badarī (region/forest))

• मधुसूदन (madhusūdana) - O Krishna, the slayer of the demon Madhu (O Madhusūdana)

• अतिष्ठ (atiṣṭha) - you stood, you remained

• एकपादेन (ekapādena) - on one foot, with one foot

• वायुभक्षः (vāyubhakṣaḥ) - practicing austerity by consuming only air (subsisting on air, air-eating)

• शतम् (śatam) - for a hundred (years) (a hundred)

• समाः (samāḥ) - for a hundred years (years)

Words meanings and morphology

ऊर्ध्वबाहुः (ūrdhvabāhuḥ) - with raised arms, having raised arms

(adjective)

Nominative, masculine, singular of ūrdhvabāhu

ūrdhvabāhu - having elevated arms, with raised hands

Compound type : bahuvrīhi (ūrdhva+bāhu)

• ūrdhva – upward, raised, elevated
  adjective
• bāhu – arm, hand
  noun (masculine)

विशालायां (viśālāyāṁ) - in the vast, in the expansive

(adjective)

Locative, feminine, singular of viśālā

viśālā - vast, expansive, broad, wide

बदर्यां (badaryāṁ) - in the Badarī region, a sacred place for asceticism (in Badarī (region/forest))

(proper noun)

Locative, feminine, singular of badarī

badarī - jujube tree; a sacred forest or region (Badarīkāśrama)

मधुसूदन (madhusūdana) - O Krishna, the slayer of the demon Madhu (O Madhusūdana)

(proper noun)

Vocative, masculine, singular of madhusūdana

madhusūdana - Slayer of Madhu (an epithet of Vishnu/Krishna)

Compound type : aluk-tatpuruṣa (madhu+sūdana)

• madhu – honey; sweet; Madhu (name of a demon)
  noun (masculine)
• sūdana – slayer, destroyer
  noun (masculine)
  Agent noun from root sūd
  Root: sūd (class 10)

अतिष्ठ (atiṣṭha) - you stood, you remained

(verb)

2nd person , singular, active, imperfect past (laṅ) of sthā

Root: sthā (class 1)

एकपादेन (ekapādena) - on one foot, with one foot

(noun)

Instrumental, masculine, singular of ekapāda

ekapāda - one-footed, having one foot

Compound type : tatpuruṣa (eka+pāda)

• eka – one, single
  numeral
• pāda – foot, leg, quarter
  noun (masculine)

वायुभक्षः (vāyubhakṣaḥ) - practicing austerity by consuming only air (subsisting on air, air-eating)

(adjective)

Nominative, masculine, singular of vāyubhakṣa

vāyubhakṣa - subsisting on air

Compound type : tatpuruṣa (vāyu+bhakṣa)

• vāyu – air, wind, breath
  noun (masculine)
• bhakṣa – food, eating, consuming
  noun (masculine)
  Derived from root bhakṣ (to eat)
  Root: bhakṣ (class 10)

शतम् (śatam) - for a hundred (years) (a hundred)

(indeclinable)

Cardinal numeral

समाः (samāḥ) - for a hundred years (years)

(noun)

Accusative, feminine, plural of samā

samā - year, season