כלום

• (Tiberian Hebrew) IPA^(key): /kă.ˈlum/

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כְּלוּם • (k'lum)

1. anything

• Used with a negative word, so the combination means "nothing".

• שום דבר‎

כְּלוּם • (k'lum)

1. (archaic) Used to turn a statement of fact into a question of fact.
   • Talmud Bavli, Maseches Pesachim 87b

     ‏כלום אדם זורע סאה אלא להכניס כמה כורין‎

     A man sows a se'a but to gain several korim...? [i.e., Does a man sow a small amount for a reason other than to gain many times the original amount?]

• הֲ־‎
• הֲאִם‎

• כולם‎