刹那

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Chinese[edit]

simpl.
trad.

Etymology[edit]

From Sanskrit क्षण (kṣaṇa).

Pronunciation[edit]


Noun[edit]

刹那

  1. (Buddhism) instant, moment
  2. An instant; moment; second; split-second

Japanese[edit]

Etymology 1[edit]

Kanji in this term
せち
Grade: S

Grade: S
on'yomi

From Middle Chinese 剎那 (*chat? na), a transliteration of Sanskrit क्षण (kṣaṇa).[1][2]

Originally a Buddhist term meaning the smallest possible moment in time: a split-second. Carries favorable connotations of precious from the Buddhist teaching that one should live well even in the shortest moment of time.

This reading is now archaic and is falling into disuse.

Pronunciation[edit]

Noun[edit]

刹那 (hiragana せつな, romaji setsuna)

  1. see setsuna below

Etymology 2[edit]

Japanese Wikipedia has an article on:
Wikipedia ja
Wikipedia has an article on:
Wikipedia
Kanji in this term
せつ
Grade: S

Grade: S
on'yomi

/setina//setuna/

Shift in pronunciation from sechina above, using the kan'yōon of setsu for the first kanji.[1]

This reading is now the most common.

Pronunciation[edit]

Noun[edit]

刹那 (hiragana せつな, romaji setsuna)

  1. an instant, a moment
  2. (Buddhism) the smallest unit of time, of varying lengths depending on tradition:
    1. roughly 0.11 seconds, defined as 1/65th of a 弾指 (danshi), where a danshi is 1/12,000th of a day or 7.2 seconds
    2. 0.002 seconds, defined as 1/60th of a (nen), where a nen is 1/60th of a 弾指 (danshi)
    3. 1/75th of a second, defined as 1/6,480,000th of a day
  3. (mathematics) by extension from the instant meaning, an extremely small number: 10-18, atto-
Derived terms[edit]

Proper noun[edit]

刹那 (hiragana せつな, romaji Setsuna)

  1. A female given name

References[edit]

  1. 1.0 1.1 1988, 国語大辞典(新装版) (Kokugo Dai Jiten, Revised Edition) (in Japanese), Tōkyō: Shogakukan
  2. 2.0 2.1 2006, 大辞林 (Daijirin), Third Edition (in Japanese), Tōkyō: Sanseidō, ISBN 4-385-13905-9