1. making something plural in form or number; converting a singular word or concept into its plural form
Usage: British spelling; American English uses 'pluralizing'; present participle of 'pluralise'
2. increasing the number or variety of something; making something more diverse or widespread
Usage: figurative use

Examples

• The teacher explained the rules for pluralising nouns in English.
• In grammar, pluralising a word often involves adding -s or -es to the end.
• The company is pluralising its product line to reach more customers.
• Pluralising perspectives in the classroom helps students understand different viewpoints.
• The linguist studied how different languages approach pluralising irregular nouns.
• By pluralising the sources of income, the business reduced its financial risk.