The Collaborative International Dictionary of English v.0.48:

Leap \Leap\, n. [AS. le['a]p.]
   1. A basket. [Obs.] --Wyclif.
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   2. A weel or wicker trap for fish. [Prov. Eng.]
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The Collaborative International Dictionary of English v.0.48:

Leap \Leap\ (l[=e]p), v. i. [imp. & p. p. Leaped (l[=e]pt;
   277), rarely Leapt (l[=e]pt or l[e^]pt); p. pr. & vb. n.
   Leaping.] [OE. lepen, leapen, AS. hle['a]pan to leap, jump,
   run; akin to OS. [=a]hl[=o]pan, OFries. hlapa, D. loopen, G.
   laufen, OHG. louffan, hlauffan, Icel. hlaupa, Sw. l["o]pa,
   Dan. l["o]be, Goth. ushlaupan. Cf. Elope, Lope,
   Lapwing, Loaf to loiter.]
   1. To spring clear of the ground, with the feet; to jump; to
      vault; as, a man leaps over a fence, or leaps upon a
      horse. --Bacon.
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            Leap in with me into this angry flood. --Shak.
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   2. To spring or move suddenly, as by a jump or by jumps; to
      bound; to move swiftly. Also Fig.
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            My heart leaps up when I behold
            A rainbow in the sky.                 --Wordsworth.
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The Collaborative International Dictionary of English v.0.48:

Leap \Leap\, v. t.
   1. To pass over by a leap or jump; as, to leap a wall, or a
      ditch.
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   2. To copulate with (a female beast); to cover.
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   3. To cause to leap; as, to leap a horse across a ditch.
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The Collaborative International Dictionary of English v.0.48:

Leap \Leap\, n.
   1. The act of leaping, or the space passed by leaping; a
      jump; a spring; a bound.
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            Wickedness comes on by degrees, . . . and sudden
            leaps from one extreme to another are unnatural.
                                                  --L'Estrange.
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            Changes of tone may proceed either by leaps or
            glides.                               --H. Sweet.
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   2. Copulation with, or coverture of, a female beast.
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   3. (Mining) A fault.
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   4. (Mus.) A passing from one note to another by an interval,
      especially by a long one, or by one including several
      other and intermediate intervals.
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WordNet (r) 3.0 (2006):

leap
    n 1: a light, self-propelled movement upwards or forwards [syn:
         leap, leaping, spring, saltation, bound,
         bounce]
    2: an abrupt transition; "a successful leap from college to the
       major leagues" [syn: leap, jump, saltation]
    3: a sudden and decisive increase; "a jump in attendance" [syn:
       jump, leap]
    4: the distance leaped (or to be leaped); "a leap of 10 feet"
    v 1: move forward by leaps and bounds; "The horse bounded across
         the meadow"; "The child leapt across the puddle"; "Can you
         jump over the fence?" [syn: jump, leap, bound,
         spring]
    2: pass abruptly from one state or topic to another; "leap into
       fame"; "jump to a conclusion"; "jump from one thing to
       another" [syn: leap, jump]
    3: jump down from an elevated point; "the parachutist didn't
       want to jump"; "every year, hundreds of people jump off the
       Golden Gate bridge"; "the widow leapt into the funeral pyre"
       [syn: jump, leap, jump off]
    4: cause to jump or leap; "the trainer jumped the tiger through
       the hoop" [syn: jump, leap]

The Free On-line Dictionary of Computing (19 January 2023):

LEAP

   Language for the Expression of Associative Procedures.

   ALGOL-based formalism for sets and associative retrieval, for
   TX-2.  Became part of SAIL.

   "An ALGOL-based Associative Language", J.A. Feldman et al,
   CACM 12(8):439-449 (Aug 1969).