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know (v.)

古英语 cnawan (第七类强动词;过去时 cneow ,过去分词 cnawen ),"感知一个事物与另一个事物相同,"也是"能够区分"一般( tocnawan );"感知或理解为事实或真理"(与 believe 相对);"知道如何(做某事)",来自原日耳曼语 *knew- (也是古高德 bi-chnaan, ir-chnaan "知道"的来源),来自PIE词根 *gno- "知道"。

发音见 kn- 。这个动词曾经在日耳曼语中广泛使用,现在只在英语中保留,在英语中它有广泛的应用,涵盖了其他语言中需要两个或两个以上动词的意思(如德语 wissenkennenerkennen ,部分 können ;法语 connaître "感知、理解、认识", savoir "有知识、知道如何;"拉丁语 scire "理解、感知", cognoscere "得到了解、认识;"古教会斯拉夫语 znajavemi )。盎格鲁-撒克逊人也用两个不同的词来表示,另一个是 witan (见 wit (五))。

从13世纪作"经历,活过"。意为"与之性交",也见于其他现代语言中,从13世纪起被证明为 ,来自《旧约》(创世记四1)。从1540年代开始出现在口语中,暗示狡猾或精明(但往往是否定的);以 not know one's ass from one's elbow 是1930年的。

As far as (one) knows "尽其所知"是14世纪末的说法。 God knows 是15世纪的。要 know too much (被允许居住、逃跑等)是1872年的。要 know better "博采众长"是1704年的。

You know 作为括号的填充物是1712年的,但它的根源是14世纪的 You know 作为一种委婉的说法,指不可提及的事情或情况,是1867年的。 you-know-who 对于一个被认为最好不要提及名字的人(但暗示听者知道),是1840年的。

作为表示惊讶的意思。 what do you know 由1914年证实。 Don't I know it 在相反的意义上("你不需要告诉我")是1874年的。 You never know as a response to something unexpected is attested from 1924.

Origin and meaning of know

know (n.)

"内幕消息",1883年,在 in the know ,来自 know (五)更早的意思是"知识,知道的事实"(1590年代)。

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Definitions of know from WordNet
1
know (v.)
be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about;
I know that the President lied to the people
I know it's time
I want to know who is winning the game!
Synonyms: cognize / cognise /
know (v.)
know how to do or perform something;
She knows how to knit
Does your husband know how to cook?
know (v.)
be aware of the truth of something; have a belief or faith in something; regard as true beyond any doubt;
Galileo knew that the earth moves around the sun
I know that I left the key on the table
know (v.)
be familiar or acquainted with a person or an object;
This flower is known as a Peruvian Lily
I know him under a different name
We know this movie
Do you know my sister?
She doesn't know this composer
know (v.)
have firsthand knowledge of states, situations, emotions, or sensations;
have you ever known hunger?
I know the feeling!
Synonyms: experience / live
know (v.)
accept (someone) to be what is claimed or accept his power and authority;
know (v.)
have fixed in the mind;
Do you know the poem well enough to recite it?
This student knows her irregular verbs
I know Latin
know (v.)
have sexual intercourse with;
Adam knew Eve
Synonyms: sleep together / roll in the hay / love / make out / make love / sleep with / get laid / have sex / do it / be intimate / have intercourse / have it away / have it off / screw / fuck / jazz / eff / hump / lie with / bed / have a go at it / bang / get it on / bonk
know (v.)
know the nature or character of;
we all knew her as a big show-off
know (v.)
be able to distinguish, recognize as being different;
The child knows right from wrong
know (v.)
perceive as familiar;
I know this voice!
2
know (n.)
the fact of being aware of information that is known to few people;
he is always in the know
From wordnet.princeton.edu