- free from anything of a different, inferior, or contaminating kind; free from extraneous matter: pure gold; pure water.
- unmodified by an admixture; simple or homogeneous.
- of unmixed descent or ancestry: a pure breed of dog.
- free from foreign or inappropriate elements: pure Attic Greek.
- clear; free from blemishes: pure skin.
- (of literary style) straightforward; unaffected.
- abstract or theoretical (opposed to applied): pure science.
- without any discordant quality; clear and true: pure tones in music.
- absolute; utter; sheer: to sing for pure joy.
- being that and nothing else; mere: a pure accident.
- clean, spotless, or unsullied: pure hands.
- untainted with evil; innocent: pure in heart.
- physically chaste; virgin.
- ceremonially or ritually clean.
- free of or without guilt; guiltless.
- independent of sense or experience: pure knowledge.
- Biology, Genetics.
- containing only one characteristic for a trait.
- Phonetics. monophthongal.
Origin of pure
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for unpure
"But they are savages, these unpure Martians," the boy cried.
- not mixed with any extraneous or dissimilar materials, elements, etcpure nitrogen
- free from tainting or polluting matter; clean; wholesomepure water
- free from moral taint or defilementpure love
- (prenominal) (intensifier)pure stupidity; a pure coincidence
- (of a subject, etc) studied in its theoretical aspects rather than for its practical applicationspure mathematics; pure science Compare applied
- (of a vowel) pronounced with more or less unvarying quality without any glide; monophthongal
- (of a consonant) not accompanied by another consonant
- of supposedly unmixed racial descent
- genetics biology breeding true for one or more characteristics; homozygous
- (of a sound) composed of a single frequency without overtones
- (of intervals in the system of just intonation) mathematically accurate in respect to the ratio of one frequency to another
Word Origin and History for unpure
c.1300 (late 12c. as a surname, and Old English had purlamb "lamb without a blemish"), "unmixed," also "absolutely, entirely," from Old French pur "pure, simple, absolute, unalloyed," figuratively "simple, sheer, mere" (12c.), from Latin purus "clean, clear; unmixed; unadorned; chaste, undefiled," from PIE root *peue- "to purify, cleanse" (cf. Latin putus "clear, pure;" Sanskrit pavate "purifies, cleanses," putah "pure;" Middle Irish ur "fresh, new;" Old High German fowen "to sift").
Replaced Old English hlutor. Meaning "free from moral corruption" is first recorded mid-14c. In reference to bloodlines, attested from late 15c.
- Having a homogeneous or uniform composition; not mixed.
- Free from adulterants or impurities.
- Produced by self-fertilization or continual inbreeding; homozygous.