ˈravəsən noun
( -s )
Etymology: French, modification (influenced by rave turnip, rape, from Latin rapa ) of German dialect rübesan, from German rübe rape (from Old High German ruoba ) + German dialect san seed, from Old High German sāmo; akin to Old Saxon sāmo seed, Old High German sājen to sow — more at rape , sow
: rapeseed of an inferior quality