commodore commodity • common · · · Info · Definitions · Characters · · commodore · · Text Latin · · Script 9 · · Length Definitions · · · (noun) a commissioned naval officer who ranks above a captain and below a rear admiral; the lowest grade of admiral. · · Noun Definition 1 Characters · · c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072