căn

See also: Appendix:Variations of "can"

Vietnamese

Pronunciation

(Hà Nội) IPA^(key): [kan˧˧]
(Huế) IPA^(key): [kaŋ˧˧]
(Hồ Chí Minh City) IPA^(key): [kaŋ˧˧]

Etymology 1

Sino-Vietnamese word from 根.

Noun

căn

(only in compounds) root; cause, origin, source
(arithmetic) (clipping of căn thức) root
căn bậc 2
square root

Căn bậc 2 của 4 bằng 2.
The square root of 4 is 2.

căn bậc 3
cube root
(arithmetic, colloquial, usually not followed by của (“of”)) (short for căn (thức) bậc hai) square root
Căn (của) 4 bằng 2.
The square root of 4 is 2.

Derived terms

Á Căn Đình (阿根廷) - (dated) Argentina
căn bản (根本) - basic; elementary
căn bậc hai - square root
căn cơ (根基) - foundation; basis
căn cớ - reason; ground
căn cứ (根據) - reason; basis, grounds
căn cước (根腳) - identity card
căn nguyên (根源) - origin; source; initial cause
căn thức (根式) - (arithmetics) root
căn tố (根素) - (linguistics) root
di căn (移根) - (medicine) to metastasize
thâm căn cố đế - embedded; deep-rooted; lodged
vô căn (無根) - (medicine, of disease) primary; essential; idiopathic

See also

rễ (“root”)

Classifier

căn

(pathology) indicates diseases, illnesses

Etymology 2

Non-Sino-Vietnamese reading of Chinese 間 (SV: gian).

Noun

căn

(Northern Vietnam) room

Classifier

căn

indicates houses, apartments, rooms

Verb

căn

to align; to time (to choose when something begins)
căn đều hai bên
to justify (e.g., text) on both sides

đứng căn giờ
to stand and wait for the right moment

Synonyms

(to adjust): canh, điều chỉnh

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