From WordNet (r) 2.0 (August 2003) [wn]:
hidden
adj 1: not accessible to view; "concealed (or hidden) damage"; "in
stormy weather the stars are out of sight" [syn:
concealed, out of sight]
2: covered from view; "her face buried (or hidden) in her
hands"; "a secret buried deep within herself" [syn:
buried]
3: designed to elude detection; "a hidden room or place of
concealment such as a priest hole"; "a secret passage";
"the secret compartment in the desk" [syn: secret]
4: difficult to find; "hidden valleys"; "a hidden cave"; "an
obscure retreat" [syn: obscure]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Hidden \Hid"den\, p. p. & a.
from Hide. Concealed; put out of view; secret; not known;
mysterious.
[1913 Webster]
Hidden fifths or Hidden octaves (Mus.), consecutive
fifths or octaves, not sounded, but suggested or implied
in the parallel motion of two parts towards a fifth or an
octave.
Syn: Hidden, Secret, Covert.
Usage: Hidden may denote either known to on one; as, a hidden
disease; or intentionally concealed; as, a hidden
purpose of revenge. Secret denotes that the thing is
known only to the party or parties concerned; as, a
secret conspiracy. Covert literally denotes what is
not open or avowed; as, a covert plan; but is often
applied to what we mean shall be understood, without
openly expressing it; as, a covert allusion. Secret is
opposed to known, and hidden to revealed.
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Bring to light the hidden things of darkness.
--1 Cor. iv.
5.
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My heart, which by a secret harmony
Still moves with thine, joined in connection
sweet. --Milton.
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By what best way,
Whether of open war, or covert guile,
We now debate. --Milton.
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From The Collaborative International Dictionary of English v.0.48 [gcide]:
Hide \Hide\ (h[imac]d), v. t. [imp. Hid (h[i^]d); p. p.
Hidden (h[i^]d"d'n), Hid; p. pr. & vb. n. Hiding
(h[imac]d"[i^]ng).] [OE. hiden, huden, AS. h[=y]dan; akin to
Gr. key`qein, and prob. to E. house, hut, and perh. to E.
hide of an animal, and to hoard. Cf. Hoard.]
1. To conceal, or withdraw from sight; to put out of view; to
secrete.
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A city that is set on an hill can not be hid.
--Matt. v. 15.
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If circumstances lead me, I will find
Where truth is hid. --Shak.
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2. To withhold from knowledge; to keep secret; to refrain
from avowing or confessing.
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Heaven from all creatures hides the book of fate.
--Pope.
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3. To remove from danger; to shelter.
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In the time of trouble he shall hide me in his
pavilion. --Ps. xxvi. 5.
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To hide one's self, to put one's self in a condition to be
safe; to secure protection. "A prudent man foreseeth the
evil, and hideth himself." --Prov. xxii. 3.
To hide the face, to withdraw favor. "Thou didst hide thy
face, and I was troubled." --Ps. xxx. 7.
To hide the face from.
(a) To overlook; to pardon. "Hide thy face from my sins."
--Ps. li. 9.
(b) To withdraw favor from; to be displeased with.
Syn: To conceal; secrete; disguise; dissemble; screen; cloak;
mask; veil. See Conceal.
[1913 Webster]