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trajectory

tra·jec·to·ry

trajectory

 
 
pronunciation:
tr jek t ri
features:
Word Parts
part of speech: noun
inflections: trajectories
definition 1: the actual or expected path of a moving object, esp. the curve followed by a projectile, missile, or spacecraft in flight.
The wind can easily affect the trajectory of a small model rocket.
definition 2: in geometry, a curve or curved surface that intersects all of a given system of curves or surfaces at the same angle.
derivations: trajectile (adj.), trajection (n.)