योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-73, verse-54

मदिराम्भोधिवलयं तज्जलेचरसंस्थितम् ।
गोमेदद्वीपकटकं तन्मध्यविषयव्रजम् ॥ ५४ ॥

madirāmbhodhivalayaṃ tajjalecarasaṃsthitam ,
gomedadvīpakaṭakaṃ tanmadhyaviṣayavrajam 54

54. madirā-ambhodhi-valayam tat-jalecara-saṃsthitam
gomeda-dvīpa-kaṭakam tat-madhya-viṣaya-vrajam

54. madirā-ambhodhi-valayam tat-jalecara-saṃsthitam
gomeda-dvīpa-kaṭakam tat-madhya-viṣaya-vrajam

54. (and in that mountain circle, he saw) a ring of liquor oceans, inhabited by aquatic creatures in them, a girdle of Gomeda island, and in its middle, groups of regions.

Words meanings summery:

• मदिरा-अम्भोधि-वलयम् (madirā-ambhodhi-valayam) - a ring of liquor oceans

• तत्-जलेचर-संस्थितम् (tat-jalecara-saṁsthitam) - inhabited by aquatic creatures in them

• गोमेद-द्वीप-कटकम् (gomeda-dvīpa-kaṭakam) - a girdle of Gomeda island (A girdle/belt of Gomeda island)

• तत्-मध्य-विषय-व्रजम् (tat-madhya-viṣaya-vrajam) - in its middle, groups of regions (In its middle, groups of regions/countries)

Words meanings and morphology

मदिरा-अम्भोधि-वलयम् (madirā-ambhodhi-valayam) - a ring of liquor oceans

(noun)

Accusative, neuter, singular of madirā-ambhodhi-valaya

madirā-ambhodhi-valaya - a ring or belt of liquor oceans

Compound type : tatpuruṣa (madirā-ambhodhi+valaya)

• madirā-ambhodhi – ocean of liquor
  noun (masculine)
• valaya – ring, bracelet, circle, circuit, circumference
  noun (neuter)

तत्-जलेचर-संस्थितम् (tat-jalecara-saṁsthitam) - inhabited by aquatic creatures in them

(adjective)

Accusative, neuter, singular of tat-jalecara-saṃsthita

tat-jalecara-saṁsthita - inhabited by aquatic creatures in that

Past Passive Participle

from root sthā (to stand) with prefix saṃ and tat as a referent

Compound type : bahuvrīhi (tad+jalecara-saṃsthita)

• tad – that, it
  pronoun (neuter)
• jalecara-saṃsthita – inhabited by aquatic creatures
  adjective (masculine)
  Past Passive Participle
  from jalecara (aquatic creature) and saṃsthita (inhabited)
  Prefix: sam
  Root: sthā (class 1)

गोमेद-द्वीप-कटकम् (gomeda-dvīpa-kaṭakam) - a girdle of Gomeda island (A girdle/belt of Gomeda island)

(noun)

Accusative, neuter, singular of gomeda-dvīpa-kaṭaka

gomeda-dvīpa-kaṭaka - a girdle or belt of the Gomeda island

Compound type : tatpuruṣa (gomeda-dvīpa+kaṭaka)

• gomeda-dvīpa – Gomeda island (one of the mythical seven continents)
  proper noun (masculine)
• kaṭaka – girdle, bracelet, ring, capital, army
  noun (neuter)

तत्-मध्य-विषय-व्रजम् (tat-madhya-viṣaya-vrajam) - in its middle, groups of regions (In its middle, groups of regions/countries)

(noun)

Accusative, neuter, singular of tat-madhya-viṣaya-vraja

tat-madhya-viṣaya-vraja - a multitude of regions in its middle

Compound type : tatpuruṣa (tad+madhya+viṣaya-vraja)

• tad – that, its
  pronoun (neuter)
• madhya – middle, center, central part
  noun (neuter)
• viṣaya-vraja – groups of regions/countries
  noun (masculine)