1. confidence in the truth or existence of something not immediately susceptible to rigorous proof
2. something that is accepted, considered to be true, or held as an opinion
3. a religious doctrine that is proclaimed as true without proof
Usage: religious context

Examples

• Her belief in hard work helped her succeed.
• The scientist challenged the common belief about gravity.
• Religious beliefs vary widely across cultures.
• I have a strong belief that honesty is important.
• His belief in the project never wavered.
• The ancient belief in multiple gods was widespread.
• She expressed her belief that education should be free.