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keystone

/ˈkiːstəʊn/

/ˈkiˌstoʊn/

keystonenoun

keystones

/ˈkiːstəʊn/

/ˈkiˌstoʊn/

Translations

замковый камень

The keystone of the arch was carefully placed.

Замковый камень арки был тщательно установлен.

основа

Trust is the keystone of any successful relationship.

Доверие — это основа любых успешных отношений.

Additional translations

основной принцип

ключевой элемент

Definitions

A central stone at the summit of an arch, locking the whole arch together.

The keystone was carefully placed to ensure the stability of the ancient bridge.

The central principle or part of a policy, system, etc., on which all else depends.

Education is the keystone of the government's reform agenda.

A species that has a disproportionately large effect on its ecosystem relative to its abundance (short for ‘keystone species’).

Sea otters are a keystone in the kelp-forest ecosystem.

Synonyms

essential element

keystoneverb

keystoned

Past Simple

keystoned

Past Participle

keystoning

Gerund

Rare transitive verb meaning ‘to secure (an arch) with a keystone’.

Definitions

To secure or complete (an arch) by inserting the keystone.

The stonemasons keystoned the arch before the mortar set.

To act as the crucial element that completes or supports something.

Her detailed analysis keystoned the team’s proposal.

Synonyms

keystoneadjective

/ˈkiːstəʊn/

/ˈkistoʊn/

Usually attributive and not comparable

Definitions

Central, crucial, or foundational; on which all else depends.

Access to clean water is a keystone factor in public health.

Synonyms