Boundary; a limit, either of space or time. The phrases “terminus a quo” and “terminus ad quern” are used, respectively , to designate the starting point and terminating point of a private way. In the case of a street, road, or railway, either end may be, and commonly is, referred to as the “termi- nus.” Terminus annornm certus debet esse et determinatus. Co. Litt. 45. A term Of years ought to be certain and determinate . Terminus et feodum non possunt con- stare simul in una eademque persona. Plowd. 20. A term and the fee cannot both be in one and the same person at the same time.