The definition of commencement means the act or celebration of beginning. An example of commencement is the start of a race. 1  the act or time of commencing; beginning; start.  the ceremonies at which degrees or diplomas are conferred at a school or college.
It is a paramilitary force under the Ministry of Home Affairs. BGB is primarily responsible for the border security of the country, in Bangladesh the force is known as The Vigilant Sentinels of the National Frontier.
GMB (trade union) GMB is  a general trade union in the United Kingdom which has more than 631,000 members. GMB members work in nearly all industrial sectors, in retail, security, schools, distribution and the utilities, social care, the NHS and ambulance service and local government.