J particle
         n 1: a neutral meson with a large mass [syn: {J particle}, {psi
               particle}]

English Dictionary: jaybird	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
jaybird n common jay of eastern North America; bright blue with grey breast Synonym(s): blue jay, jaybird, Cyanocitta cristata
From WordNet (r) 3.0 (2006) [wn]:
jeopardise v pose a threat to; present a danger to; "The pollution is endangering the crops" Synonym(s): endanger, jeopardize, jeopardise, menace, threaten, imperil, peril
From WordNet (r) 3.0 (2006) [wn]:
jeopardize v pose a threat to; present a danger to; "The pollution is endangering the crops" Synonym(s): endanger, jeopardize, jeopardise, menace, threaten, imperil, peril put at risk; "I will stake my good reputation for this" Synonym(s): venture, hazard, adventure, stake, jeopardize
From WordNet (r) 3.0 (2006) [wn]:
jeopardy n a source of danger; a possibility of incurring loss or misfortune; "drinking alcohol is a health hazard" Synonym(s): hazard, jeopardy, peril, risk, endangerment
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jabber \Jab"ber\, v. i. [imp. & p. p. {Jabbered}; p. pr. & vb.       n. {Jabbering}.] [Cf. {Gibber}, {Gabble}.]       To talk rapidly, indistinctly, or unintelligibly; to utter       gibberish or nonsense; to chatter. --Swift.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopard \Jeop"ard\, v. t. [imp. & p. p. {Jeoparded}; p. pr. &       vb. n. {Jeoparding}.] [From {Jeopardy}.]       To put in jeopardy; to expose to loss or injury; to imperil;       to hazard. --Sir T. North.                   A people that jeoparded their lives unto the death.                                                                               --Judg. v. 18.          Syn: To hazard; risk; imperil; endanger; expose.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopard \Jeop"ard\, v. t. [imp. & p. p. {Jeoparded}; p. pr. &       vb. n. {Jeoparding}.] [From {Jeopardy}.]       To put in jeopardy; to expose to loss or injury; to imperil;       to hazard. --Sir T. North.                   A people that jeoparded their lives unto the death.                                                                               --Judg. v. 18.          Syn: To hazard; risk; imperil; endanger; expose.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeoparder \Jeop"ard*er\, n.       One who puts in jeopardy. [R.]
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopard \Jeop"ard\, v. t. [imp. & p. p. {Jeoparded}; p. pr. &       vb. n. {Jeoparding}.] [From {Jeopardy}.]       To put in jeopardy; to expose to loss or injury; to imperil;       to hazard. --Sir T. North.                   A people that jeoparded their lives unto the death.                                                                               --Judg. v. 18.          Syn: To hazard; risk; imperil; endanger; expose.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopardize \Jeop"ard*ize\, v. t. [imp. & p. p. {Jeopardized}; p.       pr. & vb. n. {Jeopardizing}.]       To expose to loss or injury; to risk; to jeopard.                   That he should jeopardize his willful head Only for                spite at me.                                          --H. Taylor.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopardize \Jeop"ard*ize\, v. t. [imp. & p. p. {Jeopardized}; p.       pr. & vb. n. {Jeopardizing}.]       To expose to loss or injury; to risk; to jeopard.                   That he should jeopardize his willful head Only for                spite at me.                                          --H. Taylor.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopardize \Jeop"ard*ize\, v. t. [imp. & p. p. {Jeopardized}; p.       pr. & vb. n. {Jeopardizing}.]       To expose to loss or injury; to risk; to jeopard.                   That he should jeopardize his willful head Only for                spite at me.                                          --H. Taylor.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopardous \Jeop"ard*ous\, a.       Perilous; hazardous.                   His goodly, valiant, and jeopardous enterprise.                                                                               --Fuller.       -- {Jeop"ard*ous*ly}, adv. --Huloet.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopardous \Jeop"ard*ous\, a.       Perilous; hazardous.                   His goodly, valiant, and jeopardous enterprise.                                                                               --Fuller.       -- {Jeop"ard*ous*ly}, adv. --Huloet.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopardy \Jeop"ard*y\, n. [OE. jupartie, juperti, jeuparti, OF.       jeu parti an even game, a game in which the chances are even;       OF. jeu, ju, F. jeu (L. jocus jest) + F. partier to divide,       L. partire to divide. See {Joke}, and {Part}.]       Exposure to death, loss, or injury; hazard; danger.                   There came down a storm of wind on the lake; and they                were filled with water, and were in jeopardy. --Luke                                                                               viii. 23.                   Look to thyself, thou art in jeopardy.   --Shak.          Syn: Danger; peril; hazard; risk. See {Danger}.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Jeopardy \Jeop"ard*y\, v. t.       To jeopardize. [R.] --Thackeray.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Gibbartas \Gib*bar"tas\, n. [Cf. Ar. jebb[be]r giant; or L.       gibber humpbacked: cf. F. gibbar.] (Zo[94]l.)       One of several finback whales of the North Atlantic; --       called also {Jupiter whale}. [Written also {jubartas},       {gubertas}, {dubertus}.]