英语词汇“Indo-European root: dwo-”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

Indo-European root: dwo-

释义

‌‌dwo-
Two.
Derivatives include twilight, biscuit, between, combine, diploma, and doubt.

Variant form *duwo.
1. 1. two, from Old English twā̆, two (nominative feminine and neuter);
  2. twain; twayblade, from Old English twēgen, two (nominative and accusative masculine). Both a and b from Germanic *twa, two.
2. twelfth, twelve, from Old English twelf, twelve, and twelfta, twelfth, from Germanic compound *twa-lif‑, "two left (over from ten)," twelve (*-lif‑, left; see leik^w-).
Adverbial form *dwis and combining form *dwi‑.
1. 1. twilight, from Old English twi‑, two;
  2. zwieback, zwitterion, from Old High German zwi‑, twice. Both a and b from Germanic *twi‑.
2. bi-¹, bis, bis-; balance, barouche, bezel, biscuit, bistort, from Latin bis (combining form bi‑), twice.
3. di-¹, from Greek dis (combining form di‑), twice.
4. twist, from Old English -twist, divided object, fork, rope, from Germanic *twis.
5. twice, from Old English twige, twiga, twice, from Germanic *twiyes.
6. twenty, from Old English twēntig, twenty, from Germanic compound *twēgentig, "twice ten" (*-tig, ten; see dekm̥).
7. twine, from Old English twīn, double thread, from Germanic *twīhna, double thread, twisted thread.
8. between, betwixt, twixt, from Old English betwēonum and betweox, betwix, between, from Germanic compounds *bi-twīhna and *bi-twisk, "at the middle point of two" (bi, at, by; see ambhi).
9. twill, from Old English twilic, woven of double thread, from Germanic compound *twilic‑, "two-threaded fabric.".
10. Suffixed form *dwis-no‑.
  1. twin, from Old English twinn, getwinn, two by two, twin, from Germanic *twisnaz, double;
  2. bi-¹, binal, binary; combine, pinochle, from Latin bīnī, two by two, two each.
11. Suffixed form *dwi-ko‑. twig¹, from Old English twigge, a branch, from Germanic *twig(g)a, a fork.
12. Compound *dwi-plo‑, twofold (*-plo‑,-fold; see pel-²). diplo-, diploe, diploid, diploma; anadiplosis, diplodocus, from Greek diploos, diplous, twofold.
13. Suffixed reduplicated form *dwi-du-mo‑. didymium, didymous; epididymis, from Greek didumos, double, the testicles.
14. Suffixed form *dwi-gha. dichasium, dicho-, from Greek dikha, in two.
15. Dhivehi, from Sanskrit dvīpaḥ, island, from earlier *dvi-əp-o‑ "having water on two sides" (*ap‑, əp‑, water).
Inflected form *duwō.
1. deuce¹, dozen, dual, duet, duo, duo-; duodecimal, duumvir, from Latin duo, two.
2. duad, dyad; dodecagon, hendiadys, from Greek duo, duō, two.
Variant form *du‑.
1. Compound *du-plo‑, twofold (*-plo‑,-fold; see pel-²). double, doublet, doubloon, duple, from Latin duplus, double.
2. Compound *du-plek‑, twofold (*-plek‑,-fold; see plek-). duplex, duplicate, duplicity; conduplicate, from Latin duplex, double.
3. Suffixed form *du-bhw-io‑. doubt, dubious; redoubtable, from Latin dubius, doubtful (< "hesitating between two alternatives"), and dubitāre, to be in doubt.
Also ultimately from this root, although the exact preform is unclear, is the Middle Indic prefix *du‑, two. dupatta.

[Pokorny du̯ō(u) 228.]

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