1. to discover or notice something that is hidden or not easily seen
Usage: third person singular present tense of ‘detect’

Examples

• The smoke detector detects dangerous levels of smoke in the air.
• The security system detects any movement in the building.
• She detects a hint of sadness in his voice.
• The test detects the presence of bacteria in the water.
• The radar detects incoming aircraft from miles away.
• He detects the smell of gas coming from the kitchen.
• The software detects errors in the computer code.