From The Collaborative International Dictionary of English v.0.48:
United \U*nit"ed\, a.
Combined; joined; made one.
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United Brethren. (Eccl.) See Moravian, n.
United flowers (Bot.), flowers which have the stamens and
pistils in the same flower.
The United Kingdom, Great Britain and Ireland; -- so named
since January 1, 1801, when the Legislative Union went
into operation.
United Greeks (Eccl.), those members of the Greek Church
who acknowledge the supremacy of the pope; -- called also
uniats.
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From The Collaborative International Dictionary of English v.0.48:
Unite \U*nite"\, v. t. [imp. & p. p. United; p. pr. & vb. n.
Uniting.] [L. unitus, p. p. of unire to unite, from unus
one. See One.]
1. To put together so as to make one; to join, as two or more
constituents, to form a whole; to combine; to connect; to
join; to cause to adhere; as, to unite bricks by mortar;
to unite iron bars by welding; to unite two armies.
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2. Hence, to join by a legal or moral bond, as families by
marriage, nations by treaty, men by opinions; to join in
interest, affection, fellowship, or the like; to cause to
agree; to harmonize; to associate; to attach.
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Under his great vicegerent reign abide,
United as one individual soul. --Milton.
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The king proposed nothing more than to unite his
kingdom in one form of worship. --Clarendon.
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Syn: To add; join; annex; attach. See Add.
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