Intro
Intro noun - A short section (as of a book) that leads to or explains the main part.
Usage example: in her intro the author offers rather precise definitions of some of the key words that she will be using throughout her book
Opening and intro are semantically related. in introduction topic. In some cases you can use "Opening" instead a noun "Intro", when it comes to topics like something new.
Opening
Opening noun - A favorable combination of circumstances, time, and place.
Mutual synonyms
Both words in one sentence
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The opening and intro to Online show Bomberman wearing an orange suit similar to Goku's.
Source: Video Game / Bomberman - There's a good chance that during localization, dubbing studios take note of the missing information and choose to re-edit the translated episode title into the video footage, somewhere between the opening or intro credits.
Source: Title Please - The Sixth Ranger Raya never appears in an intro despite the series getting a new opening after she was introduced.
Source: Promotion to Opening Titles
Cite this Source
Opening and Intro. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/intro/opening
Intro & Opening. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/intro/opening>.
Opening or Intro. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/intro/opening.
Google Ngram Viewer shows how "intro" and "opening" have occurred on timeline