+An **abstract noun** names an idea, quality, or state, existing beyond the physical realm. Unlike [Concrete Noun](/wiki/Concrete_Noun)s, these concepts—like [Justice](/wiki/Justice) or peace—cannot be perceived by the five senses, only understood.
+## See also
+- [Noun](/wiki/Noun)
+- [Grammar](/wiki/Grammar)
+- [Idea](/wiki/Idea)
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