Definitions

critical period

NOUN

turning point

Synonyms

STRONGEST

climax critical point crux culmination juncture twist

WEAK

axis change climacteric contingency crisis critical mass critical moment crossing crossroads crucial moment crucial occurrence crucial period crunch cusp decisive moment defining moment development emergency exigency high noon hinge kairotic moment moment of truth nexus pass peak peripeteia pinch pivot pivotal moment point of no return race against time rising action shift strait transition turn of the tide when push comes to shove zero hour

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“The real critical period is going to be the next 90 days,” he said.

From The Wall Street Journal • May 4, 2026

Changes in the ability to see clearly and correctly were limited in older children, while the youngest children had more improvement as the treatment was delivered during a critical period of visual development.

From BBC • Apr. 22, 2026

Some scientists said that infancy can be a critical period to shape the microbiome, and potentially prevent disease and improve health later on.

From The Wall Street Journal • Mar. 3, 2026

The trajectory of the market will depend on where costs are during a critical period beginning in late January.

From Barron's • Jan. 6, 2026

The exposure and wet garments, which Constance had worn during the most critical period of her delirium, had the customary effect.

From An Oregon Girl A Tale of American Life in the New West by Rice, Alfred Ernest

critical period

Example Sentences

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