[pact] n [ME, fr. MF, fr. L pactum, fr. neut. of pactus, pp. of pacisci to agree, contract; akin to OE fon to seize, L pax peace, pangere to fix, fasten, Gk pegnynai] (15c): [4]compact; esp: an international treaty
PACT
Meaning of PACT in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012