Meaning of “decimate” in the English Dictionary

british dictionary

(Definition of “decimate” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"decimate" in American English

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decimateverb [ T ]

us /ˈdes·əˌmeɪt/

to destroy large numbers of people, animals, or other creatures, or to harm something severely:

Overfishing has decimated the cod population.
We decimated public transportation in the 1950s and ’60s.

(Definition of “decimate” from the Cambridge Academic Content Dictionary © Cambridge University Press)