dɛmənˈstɹeɪʃən ɪkˈspɹɛʃ.ən ˌmænɪfɛˈsteɪʃən ɹɪˈflɛkʃən ɹɪˈflɛkʃ(ə)n a public display of group feelings (usually of a political nature) there were violent demonstrations against the war a manifest indication of the existence or presence or nature of some person or thing a manifestation of disease expression without words tears are an expression of grief the pulse is a reflection of the heart's condition an appearance in bodily form (as of a disembodied spirit) a clear appearance a manifestation of great emotion