phrasal verb. If you scale up something, you make it greater in size, amount, or extent than it used to be.

What do u mean by scale up?

to make something larger in size, amount etc than it used to be. An order this size means scaling up our production capacity. Synonyms and related words. To make something larger.

Why do you mean by scale up?

This set of Fermentation Technology Multiple Choice Questions & Answers (MCQs) focuses on “Aeration and Agitation – Scale Up and Scale Down”. ... Explanation: Scale-up means increasing the scale of fermentation. Increasing the scale of fermentation involves the increase in volume that is from small scale to large scale. 2.