A distance of one international mile or 1 760 international yards or exactly 1609.344 meters travelled in one hour or exactly 3 600 seconds. 1 Mile per hour = 1.60934 kilometers per hour = 0.44704 meters per second (SI base unit). 1 mph = 0.447 04 m/s. 1 Mach Number: The ratio of the speed of an object moving through a fluid to the speed of sound in the same fluid. Under standard conditions at sea level this is roughly 340.29 meters per second for travel through air.
The definition of laud is praise. An example of laud is a teacher letting a student know how great they did on an assignment. YourDictionary definition and usage example.
The laud is a Spanish folk cittern. It has a flat soundboard and a flat back and has the basic shape of a teardrop. It is has 12 metal strings. Some laudes have a round soundhole (like a Spanish classical guitar) while others have two f holes and one or more small soundholes. I have seen teardrop as well as diamond shaped small soundholes--also I have seen lauds (spelled laudes in Spanish) with 4 small round soundholes.