JACKKNIFE

jackknife

(noun) a dive in which the diver bends to touch the ankles before straightening out

jackknife

(verb) dive into the water bending the body at the waist at a right angle, like a jackknife

Source: WordNet® 3.1

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Noun

jackknife (plural jackknives)

Alternative spelling of jack-knife

(statistics) A resampling method that applies estimators to all subsamples that each omit a single different group (possibly of a single datapoint) of the original sample to provide a sample distribution of the estimate.

Synonyms

• (statistics): leave-one-out

Verb

jackknife (third-person singular simple present jackknifes, present participle jackknifing, simple past and past participle jackknifed)

Alternative spelling of jack-knife

Source: Wiktionary

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Jack"knife`, n.

Definition: A large, strong clasp knife for the pocket; a pocket knife.

Source: Webster’s Unabridged Dictionary 1913 Edition

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