an incline going up in the direction of movement.

an increase or improvement

an upgrade in the year's profit forecast.

a new version, improved model, etc.

The company is offering an upgrade of its sports sedan.

an increase or improvement in one's service, accommodations, privileges, or the like

If the ship isn't full we'll receive an upgrade to a deluxe stateroom.

something, as a piece of equipment, that serves to improve or enhance

a full range of upgrades available for your computer.

uphill; of, pertaining to, on, or along an upgrade.

up a slope.

to promote to a higher grade or rank

He has been upgraded to senior vice president.

to improve or enhance the quality or value of

to upgrade property by landscaping it.

to improve the quality, value, effectiveness, or performance of something

Buy this basic computer and upgrade whenever you're ready.

verb

advance , better , boost , elevate , enhance , increase , lift , make better , make strides , move up , progress , promote , raise , ameliorate , amend , help , meliorate , jump , ascent , improve , incline , slope , uplift

noun

amelioration , amendment , betterment , melioration , elevation , jump , promotion , rise