This noun follows the standard English plural rule: simply add -s to the singular form.
Synthesise is regular. It follows the Standard -s rule.
Use plural verbs: "The synthesises are ready" (not "is ready").
Yes. The plural synthesises is standard across all English variants.
The word synthesise follows the standard English pluralization rule. When forming the plural, synthesise becomes synthesises. This follows the Standard -s pattern, which is one of the most common plural rules in English.
Understanding why synthesise becomes synthesises helps with spelling and pronunciation. This noun follows the standard English plural rule: simply add -s to the singular form.
When using synthesises in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The synthesises are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.