convolution

English

Etymology

Borrowed from Latin convolutus (“to roll together”), past participle of convolvere, from con- + volvere (“to roll”), with the suffix -tion.

Pronunciation

• Rhymes: -uːʃən

Noun

convolution (countable and uncountable, plural convolutions)

1. A twist or fold.
2. Any of the folds on the surface of the brain.
3. The shape of something rotating; a vortex.
4. State or condition of being convoluted.
5. (mathematics) A form of moving average.
6. (computing) A function which maps a tuple of sequences into a sequence of tuples.
7. One 360° turn in a spring or similar helix. A keyring contains 2 convolutions.

Related terms

• convolve
• convolute
• convoluted

Translations

a twist or fold

• Bulgarian: извивка (bg) f (izvivka), витка f (vitka)
• (deprecated template usage) {{trans-mid}}

any of the folds on the surface of the brain

• Bulgarian: гънка (bg) f (gǎnka)
• (deprecated template usage) {{trans-mid}}
• Catalan: circumvolució (ca) f

shape of something rotating; a vortex

• Bulgarian: витка f (vitka)
• (deprecated template usage) {{trans-mid}}

(mathematics) A form of moving average

• Chinese:

  Mandarin: 卷积 (juǎnjī)

• Icelandic: földun f
• (deprecated template usage) {{trans-mid}}
• Kurdish:

  Sorani: ,

• Polish: splot (pl) m

(computing) A function that puts elements of multiple strings into arrays

• (deprecated template usage) {{trans-mid}}

• Scottish Gaelic: ^{(please verify)} comh-shnìomh m
• (deprecated template usage) {{trans-mid}}

Further reading

• “convolution”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• “convolution”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.

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French

Etymology

Formed from Latin convolutus, with the suffix -tion.

Pronunciation

• Audio

  (file)

Noun

convolution f (plural convolutions)

1. convolution

Further reading

• “convolution”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.