**The Collaborative International Dictionary of English v.0.48:**

Embed \Em*bed"\ ([e^]m*b[e^]d"), v. t. [imp. & p. p. Embedded;
p. pr. & vb. n. Embedding.] [Pref. em- + bed. Cf. Imbed.]
To lay as in a bed; to lay in surrounding matter; to bed; as,
to embed a thing in clay, mortar, or sand.
[1913 Webster]
**The Free On-line Dictionary of Computing (30 December 2018):**

embedding
1. One instance of some mathematical object
contained with in another instance, e.g. a group which is a
subgroup.
2. (domain theory) A complete partial order F in
[X -> Y] is an embedding if
(1) For all x1, x2 in X, x1 <= x2 <=> F x1 <= F x2 and
(2) For all y in Y, x | F x <= y is directed.
("<=" is written in LaTeX as \sqsubseteq).
(1995-03-27)