▁jour ne ys "). ▁Many ▁neut er ▁or ▁mascul ine ▁n oun s ▁ending ▁in ▁a ▁con son ant , ▁like ▁das ▁Bl att ▁or ▁der ▁Ba um ▁(" the ▁leaf " ▁and ▁" the ▁tree ") ▁form ▁pl ur als ▁by ▁a ▁change ▁of ▁v owel ▁and ▁app ending ▁- er ▁or ▁- e : ▁die ▁Bl ätter ▁and ▁die ▁B ä ume ▁ ▁(" the ▁leaves ", ▁" the ▁trees "). ▁ ▁Histor ically , ▁these ▁and ▁several ▁further ▁pl ural ▁inf lections ▁recall ▁the ▁n oun ▁decl ension ▁classes ▁of ▁Pro to - G erman ic , ▁but ▁in ▁much ▁reduced ▁form . ▁ ▁Articles ▁ ▁De finite ▁article ▁▁ ▁The ▁definite ▁articles ▁( der , ▁etc .) ▁correspond ▁to ▁the ▁English ▁" the ". ▁ ▁Ind ef in ite ▁article ▁ ▁The ▁in defin ite ▁articles ▁( ein , ▁etc .) ▁correspond ▁to ▁English ▁" a ", ▁" an ". ▁Note : ▁ein ▁is ▁also ▁a ▁numer al ▁which ▁corresponds ▁to ▁English ▁" one " ▁( i . e . ▁ 1 ). ▁ ▁Ein ▁has ▁no ▁pl ural ; ▁as ▁in ▁English , ▁the ▁pl ural ▁in defin ite ▁article ▁is ▁void , ▁as ▁in ▁" There ▁are ▁c ows ▁in ▁the ▁field ." ▁(" Es ▁gibt ▁Kü he ▁auf ▁dem ▁Fel de ." ). ▁ ▁Ad ject ival ▁pron oun s ▁ ▁C ertain ▁ad ject ival ▁pron oun s ▁also ▁decl ine ▁like ▁der : ▁all -, ▁dies -, ▁jed -, ▁j en -, ▁man ch