Meaning of “perspire” in the English Dictionary

"perspire" in British English

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perspireverb [ I ]

uk /pəˈspaɪər/ us /pɚˈspaɪɚ/ formal

or polite word for sweat (= to pass liquid through the skin):

He was perspiring in his thick woollen suit.
The journalists and camera crews began to perspire in the heat as they stood waiting for the president to appear.

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

"perspire" in American English

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perspireverb [ I ]

us /pərˈspɑɪər/ fml

to excrete a salty, colorless liquid through the skin which cools the body; sweat

perspiration
noun [ U ] us /ˌpɜr·spəˈreɪ·ʃən/

fml

Beads of perspiration glistened on his forehead.

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