Examples. 1  I need a tricorder - the convenient, hand-held device featured on Star Trek that can detect life forms even from orbit. Citizendium, the Citizens' Compendium - Recent changes [en] 2  I need a tricorder - the convenient, hand-held device featured on Star Trek that can detect life forms even from.
I should mention that width and length are often interchangeable in representing the same concept - they are distinguished in relation to one another (a box may be thought of as having a 5-inch width and 6-inch length, or a 5-inch length and 6-inch width. Height is usually understood to be the dimension going upwards.
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.