digitalsubtractor

noun

UK /ˌdɪdʒɪtl səbˈtræktə/

US /ˌdɪdʒɪtl səbˈtræktər/

A digital subtractor is a computer part that takes away one number from another.

The digital subtractor in the calculator quickly found the difference between the two numbers.

SYNONYMS

binary subtractor subtraction circuit arithmetic subtractor difference circuit

RELATED WORDS

adder ALU logic gate binary arithmetic half subtractor

OTHER MEANINGS

2. A circuit that performs subtraction using binary numbers and borrow logic.

The full digital subtractor handled the borrow bit correctly.

3. A software routine that computes the difference between two digital values.

The image-processing tool used a digital subtractor to compare pixel values.

4. A device that removes one digital signal from another.

The audio engineer used a digital subtractor to cancel the background noise.