Opening
Porthole
Porthole noun - An opening (in a wall or ship or armored vehicle) for firing through.
Show all Definitions
Synonyms for Porthole
Mutual synonyms
Both words in one sentence
- The Love Boat's opening credits for the first season featured the porthole graphic circling around the guest stars' names.
Cite this Source
Porthole and Opening. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/opening/porthole
Opening & Porthole. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/opening/porthole>.
Porthole or Opening. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/opening/porthole.
Google Ngram Viewer shows how "opening" and "porthole" have occurred on timeline