Immunes

Ancient Rome`s military was highly advanced for its time, divided into multiple units to maximize efficiency and power. One such unit was the immune class. By definition, the immunes were legionary soldiers who possessed specialized skills, qualifying them to perform duties atypical of a Roman soldier. Immunes’ expertise in their respective fie....
Found on http://en.wikipedia.org/wiki/Immunes

Immunes

(Latin) the skilled craftsmen in a legionary camp who were, as the Latin translate, 'the exempt;' these men did not perform such routine tasks as ditch-digging and patrolling the ramparts because they posessed some specialised skill or trade which qualified them for special duties. The immunes may have included engineers, carpenters, masons, wagon-...
Found on http://www.hestories.info/greco-roman-world-glossary.html

immunes

the exempt These were men who were excused the routine tasks such as ditch-digging and patrolling the ramparts because they posessed some specialised skill or trade which qualified them for special duties. Vegetius lists several skills which would qualify a soldier among the immunes; 'engineers, carpenters, masons, wagon-makers, blacksmiths, painte...
Found on http://www.roman-britain.org/military/military_glossary.htm
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