step-up

[step-uhp]
adjective
1.
effecting an increase.
2.
Electricity. serving to increase voltage: a step-up transformer.
3.
(of a lease) allowing for gradual rent increases to the highest amount permissible.
noun
4.
an increase or rise in the rate or quantity of something.
Also, stepup.


Origin:
1890–95; adj., noun use of verb phrase step up

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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WordNet
step-up

noun
the act of increasing something; "he gave me an increase in salary" [syn: increase] [ant: decrease
WordNet® 3.0, © 2006 by Princeton University.
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Example sentences for stepup
When the stepup rod is lowered into the main jet, it restricts the fuel flow.
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