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Webster 1913 Edition

Doubtlessly

Doubt′less-ly

,

adv.

Unquestionably.

Beau. & Fl.

Webster 1828 Edition

Doubtlessly

DOUBTLESSLY

,

adv.

Unquestionably.

Definition 2024

doubtlessly

doubtlessly

English

Adverb

doubtlessly ‎(comparative more doubtlessly, superlative most doubtlessly)

Without question; indubitably.
There are doubtlessly more insects than mammals.

Synonyms

Translations

without question

Chinese:
Mandarin: ^{(please verify)}毫無疑問, ^{(please verify)}毫无疑问 ‎(háowúyíwèn)
Danish: utvivlsomt
Dutch: zonder twijfel
Finnish: epäilemättä (fi)

French: sans aucun doute (fr), sans nul doute (fr), indubitablement (fr)
German: zweifellos (de)
Spanish: indudablemente (es)
Swedish: utan tvivel, tveklöst (sv), utan tvivel