- 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"

1. The act of manifesting or disclosing, or the state of being manifested; discovery to the eye or to the understanding; also, that which manifests; exhibition; display; revelation; as, the manifestation of God's power in creation.

"The secret manner in which acts of mercy ought to be performed, requires this public manifestation of them at the great day." -- Atterbury.