sinkfunction
nounUK /ˈsɪŋkˌfʌŋkʃən/
US /ˈsɪŋkˌfʌŋkʃən/
A sinkfunction is a special job that a thing does, like a drain letting water go down.
The teacher explained that the sinkfunction of the drain is to carry water away.
OTHER MEANINGS
2. In computer science, a sinkfunction is a routine that only receives data and never sends any back.
The program used a sinkfunction to collect the sensor readings.
3. In mathematics, a sinkfunction is a mapping that pulls values toward a single point.
The graph showed a sinkfunction where all paths led to one spot.
4. In biology, a sinkfunction describes a part of a plant that stores or uses up food rather than making it.
The roots have a sinkfunction because they take in sugars from the leaves.