pretrain

P3R1E1T1R1A1I1N1

verb

To train before testing or further training.

“In stage one, rats were pretrained to drink from a rotary device.”

Scrabble 10

Meanings

verbpretrain (third-person singular simple present pretrains, present participle pretraining, simple past and past participle pretrained)

present singular third person pretrains · participle present pretraining · participle past pretrained · past pretrained · alternative pre-train

  1. To train before testing or further training.

    In stage one, rats were pretrained to drink from a rotary device.

  2. machine learningTo train (a neural network) on a large corpus or other dataset to acquire a base of general-purpose knowledge, representations, or capabilities that can subsequently be adapted, specialized, or aligned through further training.

    Our algorithm pretrains a CNN using a large set of videos with tracking ground-truths to obtain a generic target representation.

    2015, Hyeonseob Nam, Bohyung Han, “Learning Multi-Domain Convolutional Neural Networks for Visual Tracking”, in arXiv

Origin

  1. Proto-Indo-European*per-
  2. Proto-Indo-European*preh₂-
  3. Proto-Indo-European*préh₂i?
  4. Proto-Italic*prai
  5. Proto-Italic*prai-
  6. Latinprae-
  7. Middle Englishpre-
  8. Englishpre-
  9. Proto-Indo-European*dʰregʰ-der.?
  10. Latintrahere
  11. Vulgar Latin*tragīnāre
  12. Old Frenchtraïner
  13. Old Frenchtrain
  14. Middle Englishtrayne
  15. Englishtrain
  16. Englishpretrain

From pre- + train.

Full word history & related roots →

Rhymes & wordplay

Anagrams

Cite this entry
APA

pretrain. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/pretrain

MLA

“pretrain.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pretrain. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “pretrain,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/pretrain.

Source: pretrain on Wiktionary, CC BY-SA 4.0.