1. By committing to memory
   "she knew the poem by heart"
   - by memory

Encyclopedia: By heart

• lactic acid
• lactiferous
• lactiferous duct
• lactifuge
• lacto-
• Lactobacillaceae
• lactobacillus
• Lactobacillus acidophilus
• Lactobacteriaceae
• lactoflavin
• lactogen
• lactogenic
• lactogenic hormone
• lactone
• lactonic
• Lactophrys
• Lactophrys quadricornis
• lactose
• lactose intolerance
• lactosuria
• lactovegetarian
• Lactuca
• Lactuca sativa
• Lactuca sativa asparagina
• Lactuca sativa capitata