Etymology
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partial (adj.)

late 14c., "not whole or total, incomplete;" early 15c., "one-sided, biased, inclined to favor one party in a cause or one side of a question more than the other," also "pertaining to a selfish interest rather than to a common or larger good," from Old French parcial (14c., Modern French partial) and directly from Medieval Latin partialis "divisible, solitary, partial," from Latin pars (genitive partis) "a part, piece, a share, a division" (from PIE root *pere- (2) "to grant, allot").

Weakened sense of "favorably disposed" is from 1580s. Meaning "affecting a part only, not universal or general" is by 1640s.

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partially (adv.)

late 15c., "incompletely," also "in a one-sided or biased manner," from partial + -ly (2).

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impartial (adj.)

"not partial, not favoring one over another," 1590s, from assimilated form of in- (1) "not, opposite of" + partial. First recorded use is in "Richard II." Related: Impartially.

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partiality (n.)

"one-sidedness, unjust or unreasonable preference for one party in a dispute or transaction," early 15c., parcialte, from Old French parcialite and directly from Medieval Latin partialitatem (nominative partialitas), from partialis "divisible; partial" (see partial).

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*pere- (2)

*perə-, Proto-Indo-European root meaning "to grant, allot" (and reciprocally, "to get in return"); possibly related to *pere- (1) "to produce, procure."

It forms all or part of: apart; apartment; bipartient; bipartisan; bipartite; compartment; depart; department; ex parte; impart; jeopardy; multipartite; parcel; parse; part; partial; participate; participation; particle; particular; particulate; partisan; partition; partitive; partner; party; portion; proportion; quadripartite; repartee; tripartite.

It is the hypothetical source of/evidence for its existence is provided by: Sanskrit purtam "reward;" Hittite parshiya- "fraction, part;" Greek peprotai "it has been granted;" Latin partem (nominative pars) "a part, piece," portio "share, portion."

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off-rhyme (n.)

"partial or near rhyme," 1938, from off (prep.) + rhyme (n.).

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subluxation (n.)

"partial dislocation," 1680s, from Latin subluxationem (nominative subluxatio).

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undress (n.)

"state of partial or incomplete dress," 1680s, from undress (v.). Meaning "ordinary dress" is from 1748.

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Erewhon (n.)

"utopia," from title of a book published 1872 by British author Samuel Butler, a partial reversal of nowhere.

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