upgrade meaning and definition

UPGRADE noun

Definition of upgrade (noun)

1. an upward slope or grade (as in a road)
   • "the car couldn't make it up the rise"
   • synonyms: acclivity, ascent, climb, raise, rise
   • antonym: declension
2. software that provides better performance than an earlier version did
3. a reservation that is improved
   • "I got an upgrade to first class when coach class was full"
4. the property possessed by a slope or surface that rises
   • synonyms: rise, rising slope
5. hardware that provides better performance than an earlier version did
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"

UPGRADE verb

Definition of upgrade (verb)

1. rate higher; raise in value or esteem
   • antonym: downgrade
2. to improve what was old or outdated
   • "I've upgraded my computer so I can run better software"; "The company upgraded their personnel"
3. give a promotion to or assign to a higher position
   • "John was kicked upstairs when a replacement was hired"; "Women tend not to advance in the major law firms"; "I got promoted after many years of hard work"
   • synonyms: advance, elevate, kick upstairs, promote, raise
   • antonym: break
4. get better travel conditions
   • "I upgraded to First Class when Coach Class was overbooked"
5. give better travel conditions to
   • "The airline upgraded me when I arrived late and Coach Class was full"