Standard Lemma guide

vastly

adv · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • General-American: /ˈvæstli/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: V AE1 S T L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adv

Meaning 1

Greatly, in a vast manner.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adverb

Meaning 2

to an exceedingly great extent or degree

Definition source: Princeton WordNet 3.0

Examples

  • He had vastly overestimated his resources
  • was immensely more important to the project as a scientist than as an administrator

Meaning relationships

Synonyms: immensely

Antonyms: none provided

History

Etymology

Etymology tree English vast Middle English -ly English -ly English vastly From vast + -ly.

Across languages

Translations

13 source translations are retained for this English entry.

  • Czech: ohromně — greatly, in a vast manner
  • Esperanto: treege — greatly, in a vast manner
  • Esperanto: vaste — greatly, in a vast manner
  • French: beaucoup — greatly, in a vast manner
  • Georgian: ძალზე (ʒalze) — greatly, in a vast manner
  • Georgian: ძალიან (ʒalian) — greatly, in a vast manner
  • Georgian: მეტად (meṭad) — greatly, in a vast manner
  • Georgian: დიდად (didad) — greatly, in a vast manner
  • German: erheblich — greatly, in a vast manner
  • German: ungeheuer — greatly, in a vast manner
  • Slovak: ohromne — greatly, in a vast manner
  • Spanish: inmensamente — greatly, in a vast manner
  • Telugu: విస్తారముగా (vistāramugā) — greatly, in a vast manner