noun · 4 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
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CMU ARPABET:G R AW1 N D W ER2 K
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The foundation; the basic or fundamental parts that support or allow for the rest.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Examples
The discovery of the laws of electricity laid the groundwork for a century of innovation.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
preliminary preparation as a basis or foundation
Definition source: Princeton WordNet 3.0
Examples
we are prepared today because of groundwork that was done ten years ago