一
                
                
                    
                    Simplified/traditional character
                    
                
            一 English definition
        
            yī
            
                
                    
                
                
            
            
                
            
        
        
            
                
                - one (1)
 
                
                - single
 
                
                - a (article)
 
                
                - as soon as
 
                
                - entire
 
                
                - whole
 
                
                - all
 
                
                - throughout
 
                
                - 'one' radical in Chinese characters (Kangxi radical 1)
 
                
                - also pr. [yao1] for greater clarity when spelling out numbers digit by digit
 
                
            
        
    
yī
- one (1)
 - single
 - a (article)
 - as soon as
 - entire
 - whole
 - all
 - throughout
 - 'one' radical in Chinese characters (Kangxi radical 1)
 - also pr. [yao1] for greater clarity when spelling out numbers digit by digit
 
HSK levels
Characters with the same pronunciation
- 〡 : numeral 1 in Suzhou numeral system 蘇州碼子|苏州码子[Su1 zhou1 ma3 zi5];
 - 伊 : he; she;
 - 依 : to depend on; to comply with or listen to sb; according to; in the light of;
 - 医 : medical; medicine; doctor; to cure; to treat;
 - 咿 : (onom.) to squeak;
 - 噫 : yeah (interjection of approval); to belch;
 - 壱 : Japanese variant of 壹[yi1];
 - 壹 : one (banker's anti-fraud numeral);
 - 弌 : archaic variant of 壹 banker's anti-fraud numeral one;
 - 悘 : 卭
 - 揖 : to greet by raising clasped hands;
 - 欹 : interjection;
 - 洢 : old name of a river in Henan, now written 伊河;
 - 漪 : ripple;
 - 猗 : (interj.);
 - 瑿 : a black stone like jade; jet;
 - 祎 : excellent; precious; rare; fine; (used in given names);
 - 繄 : interj.; sighing sound;
 - 蛜 : woodlouse;
 - 衣 : to dress; to wear; to put on (clothes);
 - 铱 : iridium (chemistry);
 - 鹥 : wigeon (Anas penelope, a Eurasian duck); seagull (arch.);
 - 黟 : black and shining ebony;
 
Sentences examples with 一
- 
                    他吃一点。
Tā chī yīdiǎn. - 
                    我的医生是一个好人。
Wǒ de yīshēng shì yīgè hǎorén. - 
                    桌子上有一本书。
Zhuōzi shàng yǒuyī běn shū. - 
                    我是一个学生。
Wǒ shì yīgè xuéshēng. - 
                    我买了一些苹果。
Wǒ mǎile yīxiē píngguǒ. 
Words containing 一, by HSK level
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                        HSK 1 vocabulary list
                    
                    
- 
                            
                            一 (yī): one; 1; single; a (article); as soon as; entire; whole; all; throughout; 'one' radical in Chinese characters (Kangxi radical 1)
 - 一点儿 (yī diǎn er) : a little (bit)
 
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                        HSK 2 vocabulary list
                    
                    
- 第一 (dì yī) : first; number one
 - 一下 (yī xià ) : (used after a verb) give it a go; to do (sth for a bit to give it a try); one time; once; in a while; all of a sudden; all at once;
 - 一起 (yī qǐ) : together; in the same place; with; altogether (in total)
 
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                        HSK 3 vocabulary list
                    
                    
- 一直 (yī zhí) : straight (in a straight line); continuously; always; from the beginning of... up to...; all along
 - 一定 (yí dìng) : surely; certainly; necessarily; fixed; a certain (extent etc); given; particular; must
 - 一共 (yī gòng) : altogether
 - 一会儿 (yī huì er) : a while
 - 一样 (yī yàng) : same; like; equal to; the same as; just like
 - 一般 (yī bān) : ordinary; common; general; generally; in general; same
 - 一边 (yī biān) : one side; either side; on the one hand; on the other hand; doing while
 
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                        HSK 4 vocabulary list
                    
                    
- 一切 (yī qiè) : everything; every; all
 
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                        HSK 5 vocabulary list
                    
                    
- 统一 (tǒng yī) : to unify; to unite; to integrate; unified
 - 万一 (wàn yī) : just in case; if by any chance; contingency
 - 唯一 (wéi yī) : sole; only
 - 一辈子 (yí bèi zi) : (for) a lifetime
 - 一旦 (yí dàn) : in case (sth happens); if; once (sth happens, then...); when; in a short time; in one day
 - 一律 (yí lv4) : uniformly; same; all; without exception
 - 一再 (yí zài) : repeatedly
 - 一致 (yí zhì) : unanimous; identical (views or opinions)
 
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                        HSK 6 vocabulary list
                    
                    
- 不屑一顾 (bú xiè yī gù) : to disdain as beneath contempt
 - 一流 (yī liú) : top quality; front ranking
 - 一如既往 (yī rú jì wǎng) : just as in the past (idiom); as before; continuing as always
 - 一度 (yí dù) : for a time; at one time; one time; once
 - 一贯 (yí guàn) : consistent; constant; from start to finish; all along; persistent
 - 一目了然 (yí mù liǎo rán) : obvious at a glance (idiom)
 - 一向 (yí xiàng) : all along; the whole time; constantly; earlier; lately
 - 一帆风顺 (yì fān fēng shùn) : single sail, gentle wind (idiom); plain sailing; to go smoothly
 - 一举两得 (yì jǔ liǎng dé) : one move, two gains (idiom); two birds with one stone
 - 一丝不苟 (yì sī bù gǒu) : not one thread loose (idiom); strictly according to the rules; meticulous; not one hair out of place