Meaning of MANIFEST in English

MANIFEST

[verb] [T] [formal] - to show (something) clearly, through signs or actionsI showed it to him, but he manifested no interest in it.The workers chose to manifest their dissatisfaction in a series of strikes.The illness first manifested itself in/as severe stomach pains. Lack of confidence in the company manifested itself in a fall in the share price.

Cambridge English vocab.      Кембриджский английский словарь.