An Etymological Dictionary of Astronomy and Astrophysics

1. General: Determined or conditioned by something else.
   

2. Math.: A variable whose value depends on the value assigned to another variable.
   

3. Statistics: An event which is not independent.

Etymology (EN): M.E. dependant, from M.Fr., pr.p. of dépendre, from L. dependere, from → de- + pendere “to hang, be suspended,” PIE base *(s)pen(d)- “to pull, stretch.”

Etymology (PE): Vâbasté, from vâ-→ de- + basté p.p. of bastan “to bind, shut,” from Mid.Pers. bastan/vastan “to bind, shut,” Av./O.Pers. band- “to bind, fetter,” banda- “band, tie,” cf.
Skt. bandh- “to bind, tie, fasten,” PIE *bhendh- “to bind” (Ger. binden, E. bind).