What is the meaning of أعلى?

elative degree of عَالٍ (ʕālin) and عَلِيّ (ʕaliyy):

  1. higher; highest
  2. upper; uppermost

higher; highest

upper; uppermost

advanced, superior

highest part, top

to raise, make higher

to lift up, hoist, elevate, uplift, exalt

أُعْلَى (ʔuʕlā) /ʔuʕ.laː/: first-person singular non-past passive indicative/subjunctive of عَلَا (ʕalā) and عَلَى (ʕalā, to climb)

أَعْلَى (ʔaʕlā) /ʔaʕ.laː/: first-person singular non-past active indicative/subjunctive of عَلِيَ (ʕaliya, to be exalted, to be high; to excel)

elative degree of عالي (ʕāli): higher, highest, maximum

upper

Source: wiktionary.org