| upgrade | (noun) the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components) | - |
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| (noun) hardware that provides better performance than an earlier version did | - |
| (noun) the property possessed by a slope or surface that rises | Synonyms: rise, rising slope |
| (noun) a reservation that is improved | - |
| (noun) software that provides better performance than an earlier version did | - |
| (noun) an upward slope or grade (as in a road) | Synonyms: acclivity, ascent, climb, raise, rise |