Entrap, v. t. [imp. & p. p. Entrapped; p. pr. & vb. n. Entrapping.]
Etymology: [Pref. en- + trap: cf. OF. entraper.]
To catch in a trap; to insnare; hence, to catch, as in a trap, by artifices; to involve in difficulties or distresses; to catch or involve in contradictions; as, to be entrapped by the devices of evil men. A golden mesh, to entrap the hearts of men. Shak.
Syn. -- To insnare; inveigle; tangle; decoy; entangle.
Shades of meaning
Fernald has no entry of its own for entrap; he lists it under catch.
He lists it without comment; the entries above explain its neighbors.