The phrase "stimulation phase" refers to a period of time where something or someone is being activated or energized in order to enhance or encourage a certain response or outcome. Full definition
This means that, by activating one - touch let - down button, it begins with stimulation phase which make pumping faster to let the milk begin to flow. (followmum.com)
The suction cycle measuring the breast pump cycle in one minute for the pump is 87 to 125 and 37 to 95 in stimulation phase and expression phase respectively. (electricbreastpumpwomen.com)
The company said Jaws - 1 remains on track to be completed in April, ready for the ensuing seven - stage fracture stimulation phase over 800m. (businessnews.com.au)