Categories: Time | Vocabulary and usage stubs A pocket watch. ... Genealogy is the study and tracing of family pedigrees. ... A pedigreed dog is a dog that has its ancestry recorded and tracked by a major dog registry. ... A top-down view of skeletal muscle Muscle is the contractile tissue of the body and is derived from the mesodermal layer of embryonic germ cells. ... Nerves (yellow) Nerves redirects here. ... Cartesian means relating to the French mathematician and philosopher Descartes, who, among other things, worked to merge algebra and Euclidean geometry. ... For other uses of the word pole, see Pole (disambiguation). ... The Murray River in Australia. ... Status is a state, condition or situation. ... Birth is the process in animals by which an offspring is expelled from the body of its mother. ... A vocabulary is a set of words known to a person or other entity, or that are part of a specific language. ... Wiktionary is a Wikimedia Foundation project intended to be a free wiki dictionary (hence: Wiktionary) (including thesaurus and lexicon) in every language. ...