WordDisk
  • Reading
    • Shortcuts
      •   Home
      •   All Articles
      •   Read from Another Site
      Sources
      • Wikipedia
      • Simple Wikipedia
      • VOA Learning English
      • Futurity
      • The Conversation
      • MIT News
      • Harvard Gazette
      • Cambridge News
      • YDS/YÖKDİL Passages
      Topics
      • Technology
      • Engineering
      • Business
      • Economics
      • Human
      • Health
      • Energy
      • Biology
      • Nature
      • Space
  •  Log in
  •  Sign up
3.59
History
Add

trajectory noun [ trəˈdʒɛkt(ə)ri ]

• the path followed by a projectile flying or an object moving under the action of given forces.
• "the missile's trajectory was preset"
Similar: course, route, path, track, line, orbit, flight, flight path, ambit, direction, bearing, orientation, way, tack, approach,
• a curve or surface cutting a family of curves or surfaces at a constant angle.
Origin: late 17th century: from modern Latin trajectoria (feminine), from Latin traject- ‘thrown across’, from the verb traicere, from trans- ‘across’ + jacere ‘to throw’.


2025 WordDisk