Sonication. Sonication is the act of applying sound energy to agitate particles in a sample, for various purposes. In the laboratory, it is usually applied using an ultrasonic bath or an ultrasonic probe, colloquially known as a sonicator.
Nostalgia Critic is the most popular video series created by Doug Walker, in which he plays the titular reviewer. The show is written by him and his brother Rob Walker. The series was initially launched on YouTube before moving to Blip TV in 2008.
Learner's definition of NOSTALGIA. [noncount] : pleasure and sadness that is caused by remembering something from the past and wishing that you could experience it again. A wave of nostalgia swept over me when I saw my childhood home. He was filled with nostalgia for his college days. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples