The Collaborative International Dictionary of English v.0.48:

Travel \Trav"el\, v. i. [imp. & p. p. Traveledor Travelled;
   p. pr. & vb. n. Traveling or Travelling.] [Properly, to
   labor, and the same word as travail.]
   1. To labor; to travail. [Obsoles.] --Hooker.
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   2. To go or march on foot; to walk; as, to travel over the
      city, or through the streets.
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   3. To pass by riding, or in any manner, to a distant place,
      or to many places; to journey; as, a man travels for his
      health; he is traveling in California.
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   4. To pass; to go; to move.
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            Time travels in divers paces with divers persons.
                                                  --Shak.
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The Collaborative International Dictionary of English v.0.48:

Travel \Trav"el\, v. t.
   1. To journey over; to traverse; as, to travel the continent.
      "I travel this profound." --Milton.
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   2. To force to journey. [R.]
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            They shall not be traveled forth of their own
            franchises.                           --Spenser.
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The Collaborative International Dictionary of English v.0.48:

Travel \Trav"el\, n.
   1. The act of traveling, or journeying from place to place; a
      journey.
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            With long travel I am stiff and weary. --Shak.
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            His travels ended at his country seat. --Dryden.
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   2. pl. An account, by a traveler, of occurrences and
      observations during a journey; as, a book of travels; --
      often used as the title of a book; as, Travels in Italy.
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   3. (Mach.) The length of stroke of a reciprocating piece; as,
      the travel of a slide valve.
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   4. Labor; parturition; travail. [Obs.]
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WordNet (r) 3.0 (2006):

travel
    n 1: the act of going from one place to another; "he enjoyed
         selling but he hated the travel" [syn: travel,
         traveling, travelling]
    2: a movement through space that changes the location of
       something [syn: change of location, travel]
    3: self-propelled movement [syn: locomotion, travel]
    v 1: change location; move, travel, or proceed, also
         metaphorically; "How fast does your new car go?"; "We
         travelled from Rome to Naples by bus"; "The policemen went
         from door to door looking for the suspect"; "The soldiers
         moved towards the city in an attempt to take it before
         night fell"; "news travelled fast" [syn: travel, go,
         move, locomote] [ant: stay in place]
    2: undertake a journey or trip [syn: travel, journey]
    3: make a trip for pleasure [syn: travel, trip, jaunt]
    4: travel upon or across; "travel the oceans" [syn: travel,
       journey]
    5: undergo transportation as in a vehicle; "We travelled North
       on Rte. 508"
    6: travel from place to place, as for the purpose of finding
       work, preaching, or acting as a judge [syn: travel, move
       around]