convolution

Meaning

1. (countable, uncountable) A twist or fold.
2. (countable, uncountable) Any of the folds on the surface of the brain.
3. (countable, uncountable) The shape of something rotating; a vortex.
4. (countable, uncountable) The state or condition of being convoluted.
5. (countable, uncountable) A mathematical operation on two functions that produces a third that expresses how the shape of one is modified by the other; the integral of the product of the two functions after one is reflected about the y-axis and shifted along the x-axis.
6. (countable, uncountable) A function which maps a tuple of sequences into a sequence of tuples.
7. (countable, uncountable) One 360° turn in a spring or similar helix.

Synonyms

gyrus

coil

swirl

vortex

sinuosity

rotation

revolution

twist

whirl

whorl

faltung

circumambulation

circular movement

curlicue

flourish

glomerule

gyre

squiggle

turn

twirl

winding

backspin

Translations

convolution

circumvolució

circunvolución

convolução

Faltung

Rotation

περιελιγμός

remolí

Kreisbewegung

Zusammenwicklung

tourbillon

circonvolution

vortex

Drehung

Etymology

Borrowed from Latin convolutus (“to roll together”), past participle of convolvere, from con- + volvere (“to roll”), with the suffix -tion. Equivalent to convolute + -ion. The mathematical sense is a semantic calque from Faltung.