whetstone

Short definition from Wiktionary

Noun

1. 1
   A sharpening stone; a hard stone or piece of synthetically bonded hard minerals that has been formed with at least one flat surface, used to sharpen or hone an edged tool.
2. 2
   A stimulant.
3. 3
   Alternative letter-case form of Whetstone (“benchmark”).
4. 4
   A single instruction of the Whetstone benchmark, often expressed as a value per second.

Verb

1. 1
   To sharpen with a whetstone.

Proper noun

1. 1
   An area of the borough of Barnet, Greater London, England (OS grid ref TQ2693).
2. 2
   A large village and civil parish in Blaby district, Leicestershire, England (OS grid ref SP5597).
3. 3
   A census-designated place in Cochise County, Arizona, United States.
4. 4
   An unincorporated community in Clay County, West Virginia, United States.
5. 5
   A surname.
6. 6
   A synthetic benchmark for evaluating the power and performance of a computer, primarily based on floating-point arithmetic.