missing link

[mis-ing lingk] / ˈmɪs ɪŋ ˈlɪŋk /

NOUN

lost connection

Synonyms

WEAK

broken thread omission prehuman protohuman

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 Zambian segment of the Lobito Corridor -- often described as the missing link -- is not on LAR's near-term agenda, he added, citing the scale and cost of rehabilitating the rail infrastructure.

From Barron's • May 7, 2026

Dulles came to believe that religion, specifically an ecumenical Protestantism aiming to promote cooperation among different sects, was the missing link that could provide a moral architecture for the global system.

From The Wall Street Journal • Apr. 15, 2026

"This was the missing link that explains how a normal immune response can, in very rare cases, become harmful."

From Science Daily • Apr. 10, 2026

He's the missing link between Jeff Buckley and Harry Styles.

From BBC • Jan. 7, 2026

This was the missing link in Darwin's logic: reproductive incompatibility, ultimately derived from genetic incompatibility, drove the origin of novel species.

From "The Gene" by Siddhartha Mukherjee