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keystone
UK
/ˈkiːstəʊn/
US
/ˈkiˌstoʊn/
keystones
pl
UK
/ˈkiːstəʊn/
US
/ˈkiˌstoʊn/
Translations
The keystone was carefully placed to ensure the stability of the ancient bridge.
La clé de voûte a été soigneusement mise en place pour assurer la stabilité du vieux pont.
Education is the keystone of the government's reform agenda.
L'éducation est la clé de voûte du programme de réforme du gouvernement.
Additional translations
Definitions
The keystone was carefully placed to ensure the stability of the ancient bridge.
Education is the keystone of the government's reform agenda.
Sea otters are a keystone in the kelp-forest ecosystem.
Synonyms
keystoned
Past Simple
keystoned
Past Participle
keystoning
ing-form
Rare transitive verb meaning ‘to secure (an arch) with a keystone’.
Translations
Additional translations
Definitions
The stonemasons keystoned the arch before the mortar set.
Her detailed analysis keystoned the team’s proposal.
UK
/ˈkiːstəʊn/
US
/ˈkistoʊn/
Usually attributive and not comparable
Translations
Access to clean water is a keystone factor in public health.
L'accès à l'eau potable est un facteur clé de la santé publique.
Definitions
Access to clean water is a keystone factor in public health.