pro·found /prəˈfaʊnd, pro-/
 (a.)極深的,深奧的,深厚的,深刻的,淵博的,極度的
 Pro·found, a.
 1. Descending far below the surface; opening or reaching to a great depth; deep. “A gulf profound.”
 2. Intellectually deep; entering far into subjects; reaching to the bottom of a matter, or of a branch of learning; thorough; as, a profound investigation or treatise; a profound scholar; profound wisdom.
 3. Characterized by intensity; deeply felt; pervading; overmastering; far-reaching; strongly impressed; as, a profound sleep. “Profound sciatica.”
    Of the profound corruption of this class there can be no doubt.   --Milman.
 4. Bending low, exhibiting or expressing deep humility; lowly; submissive; as, a profound bow.
    What humble gestures! What profound reverence!   --Duppa.
 Pro·found n.
 1. The deep; the sea; the ocean.
 God in the fathomless profound
 Hath all this choice commanders drowned.   --Sandys.
 2. An abyss.
 Pro·found, v. t. To cause to sink deeply; to cause to dive or penetrate far down. [Obs.]
 Pro·found, v. i. To dive deeply; to penetrate. [Obs.]
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 profound
      adj 1: showing intellectual penetration or emotional depths; from
             the depths of your being; "the differences are
             profound"; "a profound insight"; "a profound book"; "a
             profound mind"; "profound contempt"; "profound regret"
             [ant: superficial]
      2: of the greatest intensity; complete; "a profound silence";
         "a state of profound shock"
      3: far-reaching and thoroughgoing in effect especially on the
         nature of something; "the fundamental revolution in human
         values that has occurred"; "the book underwent fundamental
         changes"; "committed the fundamental error of confusing
         spending with extravagance"; "profound social changes"
         [syn: fundamental]
      4: coming from deep within one; "a profound sigh"
      5: (of sleep) deep and complete; "a heavy sleep"; "fell into a
         profound sleep"; "a sound sleeper"; "deep wakeless sleep"
         [syn: heavy, sound, wakeless]
      6: situated at or extending to great depth; too deep to have
         been sounded or plumbed; "the profound depths of the sea";
         "the dark unfathomed caves of ocean"-Thomas Gray;
         "unplumbed depths of the sea"; "remote and unsounded
         caverns" [syn: unfathomed, unplumbed, unsounded]