introductory text; introductory essay
A short written piece that introduces a person, place, product, or topic. Common in contexts like personal profiles, book prefaces, or recommendation letters.
After reading the introductory text for this book, I immediately wanted to buy it.
Her introductory profile describes her hobbies and skills in detail.
I wrote an introductory description for the new product.
We posted an introductory blurb about the company on our website.
I chose the book after reading the author's introductory blurb.
I posted the photo with a short introductory caption attached.
紹介 is the act of introducing someone or something, whereas 紹介文 refers specifically to the written text that performs that introduction.
紹介状 is a formal letter of introduction (e.g. to a doctor or business contact), while 紹介文 is a more general descriptive write-up used in profiles, catalogs, or prefaces.
Compound of 紹介 (introduction) and 文 (text, writing).