If someone keeps a vigil or keeps vigil somewhere, they remain there quietly for a period of time, especially at night, for example because they are praying or are making a political protest. â¦ keep vigil phrase V inflects, usu PHR prep/adv.
SEBS stands for Styrene Ethylbutylene Styrene (elastomeric material) Suggest new definition. This definition appears very rarely and is found in the following Acronym Finder categories: Science, medicine, engineering, etc.
Printed circuit board with components attached. A printed circuit board (PCB) is a plastic board made for connecting electronic components together. These are used in almost all computers and electronics today. The card is made of a material that does not conduct electricity, like fiberglass or plastic.