Longissimus

The longissimus is the muscle lateral to the semispinalis. It is the longest subdivision of the sacrospinalis that extends forward into the transverse processes of the posterior cervical vertebrae. ==Structure== ===Longissimus thoracis=== The longissimus thoracis is the intermediate and largest of the continuations of the sacrospinalis. In the lum...
Found on http://en.wikipedia.org/wiki/Longissimus

longissimus

(lon-jis┬┤ĭ-mәs) Latin word meaning longest; a term used in anatomy.
Found on http://www.encyclo.co.uk/local/21001

longissimus

(muscle) Type: Term Definitions: 1. the intermediate division of the erector spinae muscle having three subdivisions: longissimus capitis muscle, longissimus cervicis muscle, and longissimus thoracis muscle. Synonyms: musculus longissimus
Found on http://www.medilexicon.com/medicaldictionary.php?t=56887

longissimus

superlative of Latin longus = long, hence, the longest.
Found on http://www.anatomy.usyd.edu.au/glossary/glossary.cgi?
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