▁of ▁the ▁letter ▁ ▁be ▁ ▁when ▁it ▁is ▁single , ▁and ▁ ▁when ▁it ▁is ▁double , ▁but ▁the ▁dictionary ▁of ▁the ▁Real ▁Academia ▁Españ ola ▁defines ▁the ▁name ▁of ▁ ▁as ▁. ▁ ▁is ▁considered ▁ob sole te . ▁The ▁name ▁ ▁was ▁used ▁when ▁referring ▁specifically ▁to ▁the ▁al ve olar ▁tap ▁ ▁and ▁ ▁referring ▁to ▁the ▁al ve olar ▁tr ill ▁ ▁. ▁ ▁The ▁two ▁contrast ▁between ▁v ow els , ▁with ▁the ▁latter ▁being ▁represented ▁with ▁, ▁but ▁the ▁sounds ▁are ▁otherwise ▁in ▁complement ary ▁distribution ▁so ▁that ▁a ▁single ▁ ▁may ▁represent ▁either . ▁As ▁a ▁refer ent ▁to ▁the ▁tr ill ▁sound ▁rather ▁than ▁the ▁ph on eme , ▁ ▁can ▁refer ▁to ▁a ▁single ▁or ▁double ▁. ▁W ▁ ▁In ▁Latin ▁American ▁Spanish , ▁ ▁is ▁sometimes ▁called ▁, ▁, ▁or ▁. ▁In ▁Colombia ▁and ▁Mexico , ▁because ▁of ▁English ▁acc ult uration , ▁the ▁letter ▁is ▁usually ▁called ▁ ▁( like ▁English ▁" double ▁u "). ▁In ▁Spain ▁it ▁is ▁usually ▁called ▁. ▁In ▁the ▁Spanish ▁pron unci ation ▁of ▁ac ron ym s ▁like ▁" B MW ", ▁it ▁is ▁simplified ▁as ▁be ▁em e ▁u ve . ▁I ▁Because ▁of ▁its ▁origin , ▁ ▁is ▁occasionally ▁known ▁as ▁ ▁(" Lat in ▁i ") ▁to ▁distinguish ▁it ▁from ▁, ▁which ▁is ▁known ▁as ▁ ▁(" G reek ▁i "). ▁Y ▁The ▁most ▁common ▁name ▁for ▁ ▁in ▁Spain ▁is ▁, ▁but ▁in ▁Latin ▁American ▁Spanish ▁it ▁has ▁been ▁commonly ▁su