| noun | a measuring instrument for measuring and indicating a quantity such as the thickness of wire or the amount of rain etc. |
| noun | accepted or approved instance or example of a quantity or quality against which others are judged or measured or compared |
| noun | the distance between the rails of a railway or between the wheels of a train |
| noun | the thickness of wire |
| noun | diameter of a tube or gun barrel |
| verb | judge tentatively or form an estimate of (quantities or time) “I estimate this chicken to weigh three pounds” |
| verb | rub to a uniform size “gauge bricks” |
| verb | determine the capacity, volume, or contents of by measurement and calculation “gauge the wine barrels” |
| verb | measure precisely and against a standard “the wire is gauged” |
| verb | adapt to a specified measurement “gauge the instruments” |
| verb | mix in specific proportions “gauge plaster” |
| gauge | verb | determine the capacity, volume, or contents of by measurement and calculation |
| bore | verb | make a hole, especially with a pointed power or hand tool |
| calibrate | verb | measure the caliber of |
| estimate | noun | a statement indicating the likely cost of some job |
| estimation | noun | a document appraising the value of something (as for insurance or taxation) |
| approximative | adjective | not quite exact or correct |
| guess | noun | a message expressing an opinion based on incomplete evidence |
| guesser | noun | a person who guesses |
| judge | noun | an authority who is able to estimate worth or quality |
| judgment | noun | the cognitive process of reaching a decision or drawing conclusions |
| judging | noun | the cognitive process of reaching a decision or drawing conclusions |
| gauge | noun | a measuring instrument for measuring and indicating a quantity such as the thickness of wire or the amount of rain etc. |