backpropagation
noun
backpropagation is spelled B-A-C-K-P-R-O-P-A-G-A-T-I-O-N: 15 letters. It appears about once in every 28 million words in written English, the 161,690th most frequent word form (wordfreq, 2021 data). As a noun, backpropagation means “An error correction technique used in neural networks” (English Wiktionary, September 2026). The plural of backpropagation is backpropagations.
How many letters and syllables are in backpropagation?
| Letters | 15: B-A-C-K-P-R-O-P-A-G-A-T-I-O-N |
|---|---|
| In writing | about once in every 28 million words; the 161,690th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is backpropagation?
Backpropagation appears about once in every 28 million words in written English, the 161,690th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of backpropagation
- backpropagations plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does backpropagation mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
An error correction technique used in neural networks.
- 2
A phenomenon in which the action potential of a neuron creates a voltage spike both at the end of the axon, as normally, and also back through to the dendrites from which much of the original input current originated.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you abbreviate backpropagation?
Wiktionary records one abbreviation of backpropagation: BP.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Backpropagation in Spanish, French, German and Portuguese
In the sense in computing:
| Language | Words |
|---|---|
| French | rétropropagation |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does backpropagation come from?
From back + propagation.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).