alef

n. first letter of the Hebrew alphabet

is the reconstructed name of the first letter of the Proto-Canaanite alphabet, continued in descended Semitic alphabets as Phoenician  ,  Syriac  , Hebrew Aleph , and Arabic  .Aleph originally represented the glottal stop (IPA ), usually transliterated as , a symbol based on the Greek spiritus lenis , for example in the transliteration of the letter name itself, .The Phoenician letter gave rise to the Greek Alpha (Α), being re-interpreted to express not the glottal consonant but the accompanying vowel, and hence the Latin A and Cyrillic А.
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Aleph or Alef is the first letter of the Semitic abjads descended from Proto-Canaanite (Phoenician alphabet, Hebrew alphabet,  Syriac alphabet). Named after the letter: In philology:Aleph, a shorthand designation for Codex Sinaiticus, a 4th-century manuscript of the BibleIn science:Aleph number or cardinality, a measurement of mathematical setsaleph null (), the cardinality of countable infinite setsaleph one (), the cardinality of certain uncountably infinite sets (if the continuum hypothesis is true, then the set of all real numbers has this cardinality).Aleph (inductive logic programming), an advanced system for inductive logic programmingALEPH (Apparatus for LEP Physics at CERN), ALEPH detector or ALEPH experiment, one of the four detectors of the Large Electron-Positron Collider (LEP) at CERNAlef programming language, the concurrent programming language used in early editions of Plan 9Aleph kernel was an operating system kernel, notable primarily for being one of the steps in the evolution of the Mach kernelAleph, an integrated library system from Ex Libris LTD used to manage library operations
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Friedrich Georg Christoph Alefeld, born October 21, 1820 in Weiterstadt-Gräfenhausen, died April 28, 1872 in Ober-Ramstadt, was a botanist, author and medical practioner. He described a number of plant species in his published works, taking a particular interest in Legumes and Malvaceae. He attempted to give a systematic treatment of German crops in one work, in addition to writing treatises on herbal baths and cultivated plants of potential usefulness. A number of his essays appeared in the botanical literature of the day.
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n. alef, first letter of the Hebrew alphabet

n. alef, first letter of the Hebrew alphabet

n. aleph, first letter of the Hebrew alphabet, alef