ربع

مُرْتَبِعٌ ذ , applied to a beast, That has pastured upon the [ herbage called ] رَبِيع, and become fat, and brisk, lively, or sprightly. (TA.) -A2- See also رَبْعٌ: -A3- and see أَرْضٌ مَرْبَعَةٌ.