Plural rule guide
What is the Plural of “Rhombus”?
Learn the singular and plural noun forms, the rule behind the plural, and examples that show the form in context.
Singularrhombus→Pluralrhombuses
Rule: regular
Singular and Plural Form of Rhombus
Rhombus is the singular noun form. Rhombuses is the plural form.
Why is the Plural of Rhombus “rhombuses”?
The Regular Plural Rule for Rhombus
Words ending in s, x, z, ch, or sh add -es to form the plural. Example: rhombus → rhombuses
How to Remember the Plural of Rhombus
Just add -s to “rhombus” to make “rhombuses”. Most English nouns follow this pattern.
Frequently Asked Questions About the Plural of Rhombus
What is the plural of “rhombus”?
The plural of “rhombus” is “rhombuses”.
Is “rhombuses” regular or irregular?
This page classifies it as regular based on the available plural data.