법적 또는 공식적인 효력이 없는 상태를 나타냄.
Having no legal or binding force; invalid.
예문:
"The contract was declared null because the signatures were obtained under duress."
"The referee's decision rendered the previous play null and void."
수학적으로 영(0)의 값을 가지거나, 데이터가 존재하지 않는 상태를 의미함.
Associated with the value zero, or having no elements or content in computing and mathematics.
예문:
"The database returns a null value if the field is left empty by the user."
"The calculation resulted in a null set, meaning no numbers satisfied the equation."
아무런 특징이나 개성, 또는 감정의 표현이 나타나지 않는 상태.
Lacking distinctive qualities, character, or expression.
예문:
"His null reaction to the shocking news surprised everyone in the room."
"The artist used a null background to ensure the focus remained entirely on the subject."
전자 신호나 간섭을 상쇄하여 영점으로 돌리거나 없애다.
To cancel out a signal or bring a measurement to zero, especially in electronics.
예문:
"The engineer tried to null the background noise to improve the recording quality."
"By adjusting the antenna, we were able to null out the interference from the nearby station."