The Collaborative International Dictionary of English v.0.48:

Traject \Tra*ject"\, v. t. [imp. & p. p. Trajected; p. pr. &
   vb. n. Trajecting.] [L. trajectus, p. p. of trajicere to
   throw across; trans across + jacere to throw. See Jet a
   shooting forth.]
   To throw or cast through, over, or across; as, to traject the
   sun's light through three or more cross prisms. [R.] --Sir I.
   Newton.
   [1913 Webster]