ad   (Sound)

The ad has 2 Senses.

• ad, advertisement, advertizement, advertising, advertizing, advert
• パブリシティー, アド, 広告, アドバタイズメント, 宣伝, アドバタイジング
• a public promotion of some product or service
• ある製品あるいはサービスの一般宣伝

• anno domini, a.d., ad
• 西暦
• in the Christian era; used before dates after the supposed year Christ was born; "in AD 200"
• 西暦紀元で