Easton’s Bible Dictionary
Lentiles: (Heb. 'adashim), a species of vetch (Genesis 25:34; 2 Samuel 23:11), common in Syria under the name addas. The red pottage made by Jacob was of lentils (Genesis 25:29-34). They were among the provisions brought to David when he fled from Absalom (2 Samuel 17:28). It is the Ervum lens of Linnaeus, a leguminous plant which produces a fruit resembling a bean.