Compression

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late Middle English: via Old French from Latin compressio(n- ), from comprimere ‘press together’ (see compress).

wiktionary

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Borrowed from Middle French compression, from Latin compressiō.

etymonline

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compression (n.)

c. 1400, "act of compressing, state of being compressed," from Old French compression (14c.) and directly from Latin compressionem (nominative compressio) "a pressing together," noun of action from past participle stem of comprimere "to squeeze" (see compress (v.)). Related: Compressional. Compressional wave is attested from 1887.