forestream

noun

1. The initial, early, or forward-positioned part of a stream (all senses); a stream occurring at the ahead or front (of a thing)

   “With strip cup eliminate the forestreams of each teat to detect abnormal milk, to be assured of let-down of milk, and to reduce bacterial count of milk.”

   “Their training in English political theory and economics put them among "the forestream" of Japanese who dealt with national problems.”

   “The second derivative of the forestream signal marks exactly the beginning of the upstroke of the pulse wave.”

   “The white cell count of the forestream urine is higher than in the remainder. Urethritis can be due to meatal stenosis, foreign bodies, a tumour, a periurethral abscess or a diverticulum.”

   “The transition models of both Mayle and Dunham are highly dependent on the forestream turbulence intensity.”