凹凸

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Chinese

a depression; indentation; concave
a depression; indentation; concave; hollow
 
(adj.) convex; stick out
simp. and trad.
(凹凸)
anagram 凸凹

Pronunciation



Rime
Character
Reading # 1/1 1/2 2/2
Initial () (34) (7) (7)
Final () (152) (56) (87)
Tone (調) Checked (Ø) Checked (Ø) Checked (Ø)
Openness (開合) Open Closed Open
Division () II I IV
Fanqie
Baxter 'eap dwot det
Reconstructions
Zhengzhang
Shangfang
/ʔˠɛp̚/ /duət̚/ /det̚/
Pan
Wuyun
/ʔᵚæp̚/ /duot̚/ /det̚/
Shao
Rongfen
/ʔɐp̚/ /duət̚/ /dɛt̚/
Edwin
Pulleyblank
/ʔəɨp̚/ /dwət̚/ /dɛt̚/
Li
Rong
/ʔɐp̚/ /duət̚/ /det̚/
Wang
Li
/ɐp̚/ /duət̚/ /diet̚/
Bernhard
Karlgren
/ʔăp̚/ /dʱuət̚/ /dʱiet̚/
Expected
Mandarin
Reflex
ya dié
Expected
Cantonese
Reflex
aap3 deot6 dit6

Adjective

凹凸

  1. uneven; bumpy; rugged
  2. (optics, mathematics) concavo-convex
    論文有關實解析函數極值點附近凹凸 [MSC, trad.]
    论文有关实解析函数极值点附近凹凸 [MSC, simp.]
    Lùnwén shì yǒuguān shíjiěxīhánshù zài jízhídiǎn fùjìn de āotūxìng de.
    The journal article was about concavo-convexity of real analytic functions near extremities.

Derived terms

Descendants

Sino-Xenic (凹凸):
  • Japanese: 凹凸(おうとつ) (ōtotsu)
  • Korean: 요철(凹凸) (yocheol)

Japanese

Kanji in this term
おう
Grade: S
とつ
Grade: S
kan'on

Etymology

/aputotu//aɸutotu/ → */awutot͡su//autot͡su//ɔːtot͡su//oːtot͡su/

Ultimately from Middle Chinese 凹凸 (MC 'eap dwot). Appears in texts from at least the 1600s.[1]

Pronunciation

Noun

(おう)(とつ) (ōtotsuあふとつ (afutotu)?

  1. that which has a non-flat surface; uneven, bumpy
    路面(ろめん)凹凸(おうとつ)あり
    Romen ōtotsu ari
    Caution: rough road ahead

References

  1. ^ Shōgaku Tosho (1988) 国語大辞典(新装版) [Unabridged Dictionary of Japanese (Revised Edition)] (in Japanese), Tōkyō: Shogakukan, →ISBN
  2. ^ Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tokyo: Sanseidō, →ISBN

Anagrams