Definition of tae kwon do for English Language Learners. : a style of fighting that originated in Korea and that uses kicks and punches but no weapons. Britannica.com: Encyclopedia article about tae kwon do.
It is also used in the baking process as a leavening agent; yeast releasing gas into their environment results in the spongy-like texture of breads and cakes. Because of its role in fermentation, humans have known about and used Saccharomyces cerevisiae for a long time.
In production, high concentrations may inhibit the yeast fermentation and affect the sensory qualities of the wine, besides severely interfering with the activity of malolactic cultures, says Petersen. Lysozyme is a natural alternative to the use of high levels of SO2.