[disambiguation] = April 5 = == Wingsuit formation skydiving aerodynamics. == About a year or so ago, a wingsuit article I read apeared to state that winguit skydivers in formation improved each others` glide performance. I can see how that might happen. The very fact that wingsuits are so inefficient aerodynamically-wasting so much energy ...
[n] - the fourth month of the civil year
Tevet noun the fourth month of the civil year; the tenth month of the ecclesiastical year (in December and January)