the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components) | the act of keeping back or setting aside for some future occasion |
hardware that provides better performance than an earlier version did | the act of reserving (a place or passage) or engaging the services of (a person or group) |
the property possessed by a slope or surface that rises | an unstated doubt that prevents you from accepting something wholeheartedly |
a reservation that is improved | something reserved in advance (as a hotel accommodation or a seat on a plane etc.) |
software that provides better performance than an earlier version did | a statement that limits or restricts some claim |
an upward slope or grade (as in a road) | the written record or promise of an arrangement by which accommodations are secured in advance |
| a district that is reserved for particular purpose |