borescope
noun
bore·scope ˈbȯr-ˌskōp 
: an optical device (such as a prism or optical fiber) used to inspect an inaccessible space (such as an engine cylinder)
Example Sentences
Recent Examples on the Web The Depstech WF010 borescope is best described as a crazy wireless camera that lets your iPhone or Android device see inside just about anything. 
Maren Estrada, BGR, 25 June 2021 Most people out there probably have no idea what a Depstech wireless borescope camera even is. Maren Estrada, BGR, 14 May 2021 Prices somehow start at just $28.85 for the #1 best-selling Depstech WF010 Borescope, and that’s within a few cents of this borescope’s all-time low price! Maren Estrada, BGR, 24 Mar. 2021 The most notable deal is on a different type of borescope setup. Maren Estrada, BGR, 14 May 2021 On top of that, there are also a few other Depstech borescope deals that are available right now at Amazon. Maren Estrada, BGR, 4 June 2021 Agents executed a search warrant on Cooper's home and a storage unit on Tuesday and found safe-deposit box keys with no numbering on them, cash, jewelry and high-end handbags, a borescope and a safe-deposit box lock. David Williams, CNN, 22 Apr. 2021 Depstech’s various wireless borescope cameras that let your smartphone see inside almost anything. Maren Estrada, BGR, 24 Mar. 2021 Wide Compatibility: WiFi connection borescope is compatible with iPhone, iPad, and Android devices. Maren Estrada, BGR, 5 Mar. 2021 See More
Maren Estrada, BGR, 25 June 2021 Most people out there probably have no idea what a Depstech wireless borescope camera even is. Maren Estrada, BGR, 14 May 2021 Prices somehow start at just $28.85 for the #1 best-selling Depstech WF010 Borescope, and that’s within a few cents of this borescope’s all-time low price! Maren Estrada, BGR, 24 Mar. 2021 The most notable deal is on a different type of borescope setup. Maren Estrada, BGR, 14 May 2021 On top of that, there are also a few other Depstech borescope deals that are available right now at Amazon. Maren Estrada, BGR, 4 June 2021 Agents executed a search warrant on Cooper's home and a storage unit on Tuesday and found safe-deposit box keys with no numbering on them, cash, jewelry and high-end handbags, a borescope and a safe-deposit box lock. David Williams, CNN, 22 Apr. 2021 Depstech’s various wireless borescope cameras that let your smartphone see inside almost anything. Maren Estrada, BGR, 24 Mar. 2021 Wide Compatibility: WiFi connection borescope is compatible with iPhone, iPad, and Android devices. Maren Estrada, BGR, 5 Mar. 2021 See More Word History
First Known Use
1941, in the meaning defined above