WordReference English-Spanish Dictionary © 2014:

Principal Translations
nulo adjadjetivo: Describe el sustantivo. Puede ser posesivo, numeral, demostrativo ("casa grande", "mujer alta"). (no válido)invalid adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."
  void adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."
 El despido fue declarado nulo.
nulo adjadjetivo: Describe el sustantivo. Puede ser posesivo, numeral, demostrativo ("casa grande", "mujer alta"). (inexistente)non-existent adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."
  lacking, absent adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."
 El registro fósil de esa época es nulo.
 
Additional Translations
nulo adjadjetivo: Describe el sustantivo. Puede ser posesivo, numeral, demostrativo ("casa grande", "mujer alta"). (negado, incapaz)useless at adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."
  hopeless at adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."
  have no head for exprexpression: Prepositional phrase, adverbial phrase, or other phrase or expression--for example, "behind the times," "on your own."
 Soy nulo en matemáticas.
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WordReference English-Spanish Dictionary © 2014:

Compound Forms:
juicio nulo mistrial
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'nulo' found in these entries
In the Spanish description:
English:

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