Emancipation, n.
Etymology: [L. emancipatio: cf. F. émancipation.]
The act of setting free from the power of another, from slavery, subjection, dependence, or controlling influence; also, the state of being thus set free; liberation; as, the emancipation of slaves; the emancipation of minors; the emancipation of a person from prejudices; the emancipation of the mind from superstition; the emancipation of a nation from tyranny or subjection.
Syn. -- Deliverance; liberation; release; freedom; manumission; enfranchisement.
Shades of meaning
Fernald has no entry of its own for emancipation; he lists it under liberty.
He lists it without comment; the entries above explain its neighbors.