1. the condition of being enclosed (as in a capsule); - Example: "the encapsulation of tendons in membranous sheaths"
2. the process of enclosing (as in a capsule);
The Collaborative International Dictionary of English v.0.48:
Encapsulation \En*cap`su*la"tion\, n. (Physiol.)
The act of inclosing in a capsule; the growth of a membrane
around (any part) so as to inclose it in a capsule.
WordNet (r) 3.0 (2006):
n 1: the condition of being enclosed (as in a capsule); "the
encapsulation of tendons in membranous sheaths"
2: the process of enclosing (as in a capsule)
The Free On-line Dictionary of Computing (18 March 2015):
1. The technique used by layered protocols in which a layer
adds header information to the protocol data unit (PDU) from
the layer above. As an example, in Internet terminology, a
packet would contain a header from the physical layer,
followed by a header from the network layer (IP), followed by
a header from the transport layer (TCP), followed by the
application protocol data.
2. The ability to provide users with a well-defined interface
to a set of functions in a way which hides their internal
workings. In object-oriented programming, the technique of
keeping together data structures and the methods (procedures)
which act on them.