A letter or message sent via airmail, often on a lightweight paper.

एरो그램 एक हल्की कागज पर भेजा गया पत्र या संदेश।

English Usage: He received an aerogramme from his friend traveling abroad.

Hindi Usage: उसे अपने दोस्त से abroad यात्रा करते समय एक एरो그램 मिला।