Noun

(en noun)

One who explores something

A person who by means of travel (notably an expedition) searches out new information.

Any of various hand tools, with sharp points, used in dentistry.

(computing, graphical user interface) A visual representation of a file system etc. through which the user can navigate.

* 2007 , Mark Minasi, John Paul Mueller, Mastering Windows Vista Business: Ultimate, Business, and Enterprise

For example, Vista includes a document explorer that shows just the documents in a location without considering all of the other files that might appear there.

Noun

(en noun)

A person or entity engaged in the creation or improvement of certain classes of products.

A real estate developer; a person or company who prepares a parcel of land for sale, or creates structures on that land.

*{{quote-magazine, date=2013-06-21, author= Chico Harlan

, volume=189, issue=2, page=30, magazine=(The Guardian Weekly) , title= Japan pockets the subsidy … , passage=Across Japan, technology companies and private investors are racing to install devices that until recently they had little interest in: solar panels. Massive solar parks are popping up as part of a rapid build-up that one developer likened to an "explosion."}}

A film developer; a person who uses chemicals to create photographs from photograph negatives.

A liquid used in the chemical processing of traditional photos.

A software developer; a person or company who creates or modifies computer software.