Nouns ending in a consonant followed by -y change the -y to -ies in the plural form.
Antibody is regular. It follows the -ies Conversion rule.
Use plural verbs: "The antibodies are ready" (not "is ready").
Yes. The plural antibodies is standard across all English variants.
The word antibody follows the standard English pluralization rule. When forming the plural, antibody becomes antibodies. This follows the -ies Conversion pattern, which is one of the most common plural rules in English.
Understanding why antibody becomes antibodies helps with spelling and pronunciation. Nouns ending in a consonant followed by -y change the -y to -ies in the plural form.
When using antibodies in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The antibodies are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.