daleth

Dalet (, also spelled Daleth or Daled) is the fourth letter of many Semitic alphabets, including Phoenician,  Aramaic, Hebrew , Syriac  and Arabic   (in abjadi order; 8th in modern order). Its sound value is a voiced alveolar plosive .The letter is based on a glyph of the Middle Bronze Age alphabets, probably called dalt "door" (door in Modern Hebrew is delet), ultimately based on a hieroglyph depicting a door, The Proto-Canaanite letter may have been called digg "fish" (Hebrew dag).
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Noun
1. the 4th letter of the Hebrew alphabet
(hypernym) letter, letter of the alphabet, alphabetic character
(member-holonym) Hebrew alphabet, Hebraic alphabet, Hebrew script

N
dalet; (4th letter of Hebrew alphabet); (transliterate as D)