French Meaning: The name Jocelyn is a French baby name. In French the meaning of the name Jocelyn is: Medieval male name adopted as a feminine name. German Meaning: The name Jocelyn is a German baby name.
The metric unit (in SI) for time is the second (s). The official definition of second is now (after CIPM): the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom; this definition refers to a caesium atom at rest at a temperature of 0 K.
Length is the distance from one end to the other end of an object. There are two systems for the measurement of length. One is the metric system and the other is customary system. The units of metric system are centimeter, meter, kilometer, millimeter, etc.