1. easy to understand or do; not complicated
2. plain and basic; without decoration or luxury
3. consisting of only one part or element; not compound

1. a medicinal herb
Usage: archaic; botanical

Examples

• The math problem was simple enough for a child to solve.
• She wore a simple black dress to the party.
• Water is a simple compound made of hydrogen and oxygen.
• The recipe calls for simple ingredients like flour and eggs.
• He gave a simple explanation that everyone could understand.
• The cottage had simple furnishings but felt very cozy.
• This simple machine makes the work much easier.