Small edit for clarity. ("Zero dimensions" reads to me as "rank of zero.")

PiperOrigin-RevId: 240664300
diff --git a/g3doc/LangRef.md b/g3doc/LangRef.md
index 13ab016..c8a4373 100644
--- a/g3doc/LangRef.md
+++ b/g3doc/LangRef.md
@@ -697,7 +697,7 @@
 // Tensor with rank zero. Represents a scalar.
 tensor<f32>
 
-// Zero dimensions.
+// Zero-element dimensions are allowed.
 tensor<0 x 42 x f32>
 
 // Zero-element tensor of f32 type (hexadecimal literals not allowed here).