the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components) | the act of improving something |
hardware that provides better performance than an earlier version did | a change for the better; progress in development |
the property possessed by a slope or surface that rises | a condition superior to an earlier condition |
a reservation that is improved | |
software that provides better performance than an earlier version did | |
an upward slope or grade (as in a road) | |