Horizontal gaze nystagmus test

Definition - Noun
: a test for intoxication based on observation of involuntary jerking movements of the eyes as they follow horizontal motion
This test is one of several usu. administered by police officers to determine the sobriety of a suspected drunk driver.
Pronunciation-ni-'stag-m&s-

Pronunciation Key

  • \&\ as a and u in a b ut
  • \[^&]\ as e in kitt en
  • \&r\ as ur and er in f urther
  • \a\ as a inash
  • \A\ as a in ace
  • \?\ as o in m op
  • \au\ as ou in ou t
  • \ch\ as ch in ch in
  • \e\ as e in bet
  • \E\ as ea in easy
  • \g\ as g in go
  • \i\ as i in hit
  • \I\ as i in ice
  • \j\ as j in job
  • \[ng]\ as ng in sing
  • \O\ as o in go
  • \o\ as aw in law
  • \oi\ as oy in boy
  • \th\ as th in thin
  • \[th_]\ as thin the
  • \?\ as oo in loot
  • \u\ as oo in foot
  • \y\ as y in yet
  • \zh\ as si in vision


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Based on Merriam-Webster's Dictionary of Law ©2001.
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