English Explanatory Dictionary

bi-

English dictionary entry

Meanings

prefix
  1. Two in number.
  2. Having or possessing two of the root word's quality.
  3. Both: referring to two as a set.
  4. Being different in two ways with respect to the root.
  5. Forked, divided by two, halved; (chemistry, proscribed) half
  6. Double, twofold.
  7. Bisexual, relating to bisexuality.
  8. Bilateral, on both sides of the body.
  9. Twice.
  10. Every two; a rate of once every two.
  11. A pair of; composed of two.
  12. Used for the digit two to form systematic element names of elements whose existence has been predicted, and which have not yet been given a trivial name.
prefix
  1. Alternative form of bio-.

Pronunciation

/baɪ-/ /bɪ-/ LL-Q1860 (eng)-Flame, not lame-bi-.wav

Word forms

bi- bin- bis- bir-

Etymology

PIE word *dwóh₁ Borrowed from Latin bi-, from Proto-Italic *dwi-, from Proto-Indo-European *dwi-. Doublet of twi- and di-.

Synonyms

di- duo-

Derived words

bi biannual biautomaton biceps bichrome bicolor bicolour biconvex bicornuate bicycle bicyclic bicylindrical bidentate bidirectional biennial bifacial bifocals bigender bijugate bilabial bilabiate bilanguage bilateral bilinear bilingual billion bilobate bilogarithmic bilogarithmical bimanual bimester bimetal bimonthly binary binomial biped biplane bipod bipolar birefringent bireme birotate biscuit bisect bisection bisector biserrate bisexual bisexuality bitartrate bivalve biweekly bialgebra bialkali bialtitude biamping biandry biangle biantennary bianthraquinone

Translations

Bengali: দুই Catalan: bi- Chinese Mandarin: 雙 /双 Czech: bi- Dutch: bi- Dutch: twee- Dutch: dubbel- French: bi- Galician: bi- Georgian: ბი- Georgian: ორ- German: bi- German: zwei- Greek: δι- Hebrew: דו־ Hindi: द्वि- Hungarian: bi- Ido: bi- Indonesian: dwi- Indonesian: bi- Irish: dé- Italian: bi- Japanese: 双 Malay: dwi- Malay: bi- Manx: daa- Māori: rua Polish: bi- Polish: dwu- Portuguese: bi- Punjabi: ਦੁ- Russian: двух- Russian: дву- Russian: би- Spanish: bi- Spanish: bis- Spanish: biz- Swedish: bi- Ukrainian: бі- Ukrainian: дво- Ukrainian: двох-
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