一 yī

1. yī number one
   Domain: Modern Chinese 现代汉语 , Subdomain: Quantity
   Notes: In this sense, 一 is used in counting items (Guoyu '一' n 1; Kroll 2015 '一' 1, p. 540; NCCED '一' 1; Ho 2002, '一' 1; Rouzer 2007; p. 14). For example, 一个中心 'one center.' (Xinhua Net, 2015-12-25) Tone sandhi 变调 modifies yī to yì when it is followed by a first, second or third tone. For example, 一年 yì nián 'one year'. Also, yī becomes yì when it is followed by a fourth tone. For exmaple, 一条 yì tiáo 'one strand' (Sun 2006, loc. 545). 一 is the 2nd most common word in the 1985 Beijing Language Insititue frequency wordlist (Ho 2002, '一').
2. yī noun Kangxi radical 1
   Domain: Modern Chinese 现代汉语 , Subdomain: Radicals
   Notes: (ABC back cover; GHC p. 7)
3. yī adverb as soon as; all at once
   Domain: Modern Chinese 现代汉语 , Concept: Correlative 关联词
   Notes: This adverb is often used as a connecting word in the subordinate clause of subordinate complex sentences. It is often used in the pattern 一…，就… to express that if a certain condition is met the result will surely follow (Guoyu '一' adv 1; Kroll 2015 '一' 4, p. 540; NCCED '一' 9; Ho 2002, '一' 2; Li Shaoqi, 2003, pp. 194-195). For example, 一出来，才晓得自己的错误 'As soon as he came out, he realized his own mistake.' (Lao She, 2003, p. 260)
4. yī adjective pure; concentrated
   Domain: Modern Chinese 现代汉语
   Notes: (Guoyu '一' adj 3; Kroll 2015 '一' 2, p. 540; NCCED '一' 4)
5. yì adverb whole; all
   Domain: Modern Chinese 现代汉语
   Notes: In this sense, 一 is placed in front of nouns to indicate a complete unit (Guoyu '一' adj 4; Kroll 2015 '一' 3, p. 540; NCCED '一' 3; Ho 2002, '一' 3). For example, 一冬天 'throughout the whole winter.' (Lao She, 2003, p. 221)
6. yī ordinal first
   Domain: Modern Chinese 现代汉语 , Subdomain: Quantity
   Notes: (Rouzer 2007; p. 14)
7. yī adjective the same
   Domain: Modern Chinese 现代汉语
   Notes: In the sense of 一样 (Guoyu '一' adj 2; Kroll 2015 '一' 2b, p. 540; NCCED '一' 2)
8. yī adverb each
   Domain: Modern Chinese 现代汉语
   Notes: In the sense of 每 (Guoyu '一' adv 5; NCCED '一' 5)
9. yī pronoun certain
   Domain: Modern Chinese 现代汉语
   Notes: (NCCED '一' 6)
10. yī adverb throughout
    Domain: Modern Chinese 现代汉语
    Notes: (NCCED '一' 8) For example, 前前后后的一想 'thought about it for a while.' (Lao She, 2003, p. 218; Li Shaoqi, 2003, pp. 195)
11. yī adverb used in between a reduplicated verb
    Domain: Modern Chinese 现代汉语
    Notes: (Guoyu '一' adv 6; NCCED '一' 10) For example, 烤一烤 'heat up.' (Lao She, 2003, p. 216)
12. yī adjective sole; single
    Domain: Modern Chinese 现代汉语
    Notes: (Guoyu '一' adj 1; Kroll 2015 '一' 1a, p. 540)
13. yī adjective a very small amount
    Domain: Modern Chinese 现代汉语
    Notes: (Kroll 2015 '一' 1b, p. 540)
14. yī proper noun Yi
    Domain: Modern Chinese 现代汉语 , Subdomain: Names , Concept: Surname 姓氏
    Notes: (Guoyu '一' n 2)
15. yī adjective other
    Domain: Literary Chinese 文言文
    Notes: (Guoyu '一' n 7)
16. yī verb to unify
    Domain: Literary Chinese 文言文
    Notes: (Guoyu '一' v)
17. yī verb accidentally; coincidentally
    Domain: Literary Chinese 文言文
    Notes: In the sense of 偶然 (Guoyu '一' adv 2)
18. yī verb abruptly; suddenly
    Domain: Literary Chinese 文言文
    Notes: In the sense of 偶然 (Guoyu '一' adv 3)
19. yī conjunction or
    Domain: Literary Chinese 文言文
    Notes: In the sense of 或 (Guoyu '一' conj)

Contained in

• 一同 along; together
• 一代不如一代 to be getting worse with each generation
• 君子一言，驷马难追(君子一言，駟馬難追) a nobleman's word is his bond
• 一部 radical one
• 老一辈(老一輩) the previous generation
• 不一 different
• 一年到头(一年到頭) all year round
• 一次 one-time; first; first time; once; primary ; linear
• 一二 one or two; a few
• 一项一项地(一項一項地) one by one
• 一色一样(一色一樣) all the same with a single color
• 一箭之地 a place with one arrow shot
• 一见倾心(一見傾心) love at first sight
• 哗啦一声(嘩啦一聲) with a crash; with a thunderous noise
• 一声不吭(一聲不吭) to not say a word
• 烜赫一时(烜赫一時) to enjoy a short-lived fame or position of power
• 一飞冲天(一飛沖天) to dash into the sky
• 一阶半职(一階半職) lower rank
• 自成一家 to have a style of one's own
• 穿一条裤子(穿一條褲子) (of male friends) to have been through thick and thin together; to be like family
• 一颗老鼠屎坏了一锅汤(一顆老鼠屎壞了一鍋湯) a piece of rat feces spoiled the whole pot of soup; one bad apple can spoil the whole bunch
• 一神教 monotheistic religion; monotheism
• 一下 one time; once; for a short time
• 千载一会(千載一會) a one in a thousand years occurrence
• 一人得道，鸡犬升天(一人得道，雞犬升天) when a man achieves the Dao, his poultry and dogs rise to Heaven; to ride on sb else's success; Once one man gets a government position, all his cronies get in too
• 抹一鼻子灰 to rub one's nose with dust; to suffer a snub; to meet with a rebuff
• 一枝兵 one detachment of troups
• 一分 one minute ; a part; a fraction ; a very small amount
• 一股脑(一股腦) all of it; lock, stock and barrel
• 小菜一碟 a small appetizer; a piece of cake; very easy
• 一概而论(一概而論) to treat the same
• 下一步 the next step
• 名震一时(名震一時) well known at one time
• 一路来(一路來) all the way; all along; since the start
• 一九三一年 1931
• 一个(一個) one instance; one unit ; a certain degreee ; whole; entire
• 一件事 a certain matter
• 一条龙(一條龍) lit. one dragon; integrated chain; coordinated process
• 一口气儿(一口氣兒) in one breath
• 一排 a row
• 一九二三年 1923
• 一霎时(一霎時) in an instant
• 一夕数惊(一夕數驚) one scare after another; in a constant state of tension
• 一帆风顺(一帆風順) smooth sailing
• 一望无际(一望無際) as far as the eye can see
• 一片赤心 a sincere heart
• 一阵(一陣) a burst; a fit; a spell
• 一字千金 one word worth a thousand in gold; (in praise of a piece of writing or calligraphy) each character is perfect; each word is highly valued

Also contained in

统一资源定位器 、 九一八事变 、 统一资源名称

Word is mentioned most frequently in

Truncated for common words

• 卷二百〇六 志第一百五十九 藝文五 Volume 206 Treatises 159: Arts and Literature 5 History of Song 宋史 — count: 853
• 卷二百〇五 志第一百五十八 藝文四 Volume 205 Treatises 158: Arts and Literature 4 History of Song 宋史 — count: 677
• 卷34　志第29 經籍三 Volume 34 Treatises 29: Bibliography 3 Book of Sui 隋書 — count: 665
• 卷二百〇七 志第一百六十 藝文六 Volume 207 Treatises 160: Arts and Literature 6 History of Song 宋史 — count: 660
• 卷八十五　志第三十五: 　百官一 Volume 85 Treatises 38: Official Posts 1 History of Yuan 元史 — count: 566
• 卷五十九　　　　志第四十九　　藝文三 Volume 59 Treatises 55: The Arts 3 New Book of Tang 新唐書 — count: 557
• 卷二百〇八 志第一百六十一 藝文七 Volume 208 Treatises 161: Arts and Literature 7 History of Song 宋史 — count: 552
• 卷八十七　志第三十七: 　百官三 Volume 87 Treatises 40: Official Posts 3 History of Yuan 元史 — count: 510
• 卷35　志第30 經籍四 Volume 35 Treatises 30: Bibliography 4 Book of Sui 隋書 — count: 492
• 卷四十四 志第二十四: 職官三 Volume 44 Treatises 24: Government Service 3 Old Book of Tang 舊唐書 — count: 463

Collocations

• 一人 (一人) 繫一人之本 — The Book of Songs 詩經, 序 Preface — count: 56
• 一章 (一章) 一章三句 — The Book of Songs 詩經, 國風‧召南‧行露 Lessons from the states - Odes Of Shao And The South - Xing Lu — count: 51
• 予一 (予一) 爾尚輔予一人致天之罰 — Book of Documents 尚書, 商書 湯誓 Shang Shu - Speech of Tang — count: 25
• 一作 (一作) 一作冡宰 — The Book of Songs 詩經, 小雅‧節南山之什‧十月之交 Minor odes of the kingdom - Jie Nan Shan Zhi Shen - Shi Yue Zhi Jiao — count: 17
• 一年 (一年) 十有一年 — The Commentary of Zuo on the Spring and Autumn Annals 春秋左氏傳, 隱公 Lord Yin — count: 11
• 一曰 (一曰) 一曰風 — The Book of Songs 詩經, 序 Preface — count: 10
• 美一 (美一) 有美一人 — The Book of Songs 詩經, 國風‧鄭‧野有蔓草 Lessons from the states - Odes of Zheng - Ye You Man Cao — count: 5
• 一国 (一國) 是以一國之事 — The Book of Songs 詩經, 序 Preface — count: 5
• 一夫 (一夫) 一夫不獲 — Book of Documents 尚書, 商書 說命下（僞） Shang Shu - Charge to Yue III (forged) — count: 4
• 一德 (一德) 眷求一德 — Book of Documents 尚書, 商書 咸有一德 Shang Shu - Common Possession of Pure Virtue — count: 4