upgrade

noun

1. an upward slope or grade (as in a road)

Similar word(s): acclivity, ascent, climb, raise, rise

Definition categories: object, incline, side, slope

2. software that provides better performance than an earlier version did

Definition categories: communication, package, software

3. a reservation that is improved

- I got an upgrade to first class when coach class was full

Definition categories: thought, reservation

4. the property possessed by a slope or surface that rises

Similar word(s): rise

Definition categories: attribute, grade

5. hardware that provides better performance than an earlier version did

Definition categories: man–made, hardware

6. the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components)

- the power plant received a new upgrade

Definition categories: act, improvement

verb

1. rate higher; raise in value or esteem

Definition categories: cognition, grade, order, place, range, rank, rate

2. to improve what was old or outdated

- I've upgraded my computer so I can run better software

- The company upgraded their personnel

Definition categories: change, ameliorate, amend, better, improve, meliorate

3. give a promotion to or assign to a higher position

Similar word(s): advance, elevate, promote, raise

Definition categories: social, assign, delegate, depute, designate

4. get better travel conditions

- I upgraded to First Class when Coach Class was overbooked

Definition categories: change, ameliorate, better, improve, meliorate

5. give better travel conditions to

- The airline upgraded me when I arrived late and Coach Class was full

Definition categories: change, ameliorate, amend, better, improve, meliorate