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Webster 1913 Edition

Adj.

Having no parallel, or equal; unequaled; unmatched.

The

unparalleled

perseverance of the armies of the United States, under every suffering and discouragement, was little short of a miracle.

Washington.

Adj.

Having no parallel or equal; unequaled; unmatched.

The unparalleled perseverance of the armies of the United States, under every suffering and discouragement, was little short of a miracle.

unparalleled ‎(comparative more unparalleled, superlative most unparalleled)

Having no parallel; without equal; lacking anything similar or worthy of comparison.
The candidate experienced unparalleled support in the last election.

having no parallel

Chinese:
Mandarin: 無比的 ‎(wúbǐde), 無雙的 ‎(wúshuangde), 空前未有的 ‎(kongqiánweìyǒude), 無人能出其右的 ‎(wúrénnéngchuqíyòude)

Dutch: ongeëvenaard (nl)
Finnish: verraton, vertaansa vailla, ennätyksellinen
Russian: беспримерный (ru) ‎(besprimernyj), бесподобный (ru) ‎(bespodobnyj), беспрецеде́нтный (ru) ‎(besprecedéntnyj)