The metre, kilogram, second and ampere are called fundamental units or base units. From these units we can derive some more units that are called derived units. These units are built up step by step from the base units and usually given a distinct name.
cadre [(kad-ree, kah-dray)] An elite or select group that forms the core of an organization and is capable of training new members. The New Dictionary of Cultural Literacy, Third Edition
(February 2012) (Learn how and when to remove this template message) A clerk (/klÉËrk/ or /klÉËrk/) is a white-collar worker who conducts general office tasks, or a worker who performs similar sales-related tasks in a retail environment (a retail clerk).