Synonym for longitudinal ... The word come from the Latin longitudo meaning length. Hence, longitudinal means along the length, running lengthwise, or (by extension) over the course of time. ... (12 Dec 1998) ... 
(lon″ji-too″dĭ-na´lis) lengthwise; in official anatomic nomenclature it designates a structure that is parallel to the long axis of the body or an organ.
Type: Term Pronunciation: lon′ji-tū′di-nā′lis Synonyms: longitudinal1