等 差 级 数

děng chā jí shùdictionary entry

arithmetic series (such as 2+4+6+8+...)

Sources & editorial notes

Reference definitions: CC-CEDICT contributors and MDBG, CC BY-SA 4.0. Source release 2026-10-27T01:55:52Z. Imported 2026-10-27. Definition wording and meaning order are retained. Recognized pronunciation references are displayed with tone marks; the original source record is available below.

Source record: cd-da637ae13d3d46bd. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

等差級數等差级数 [deng3 cha1 ji2 shu4] /arithmetic series (such as 2+4+6+8+...)/

Reference definitions and teaching material have separate provenance.

Reference information

The definitions above are from CC-CEDICT. Examples and usage notes are available on selected entries.

Character information

View the individual characters. Their meanings do not necessarily explain the meaning of the whole word.

Other forms in these source records: 等差級數

等
děng
to wait for / to await / by the time / when / till / and so on / etc. / et al. / (bound form) class / rank / grade / (bound form) equal to / same as / (used to end an enumeration) / (literary) (plural suffix attached to a personal pronoun or noun)
差
chā
difference / discrepancy / (math.) difference (amount remaining after a subtraction) / (literary) a little / somewhat / slightly
chà
different / wrong / mistaken / to fall short / to lack / not up to standard / inferior / Taiwan pr. [chā]
chāi
to send (on an errand) / (archaic) person sent on such an errand / job / official post
cī
used in 參差|参差[cēn cī]
级
jí
level / grade / rank / step (of stairs) / CL:個|个[gè] / classifier: step, level
数
shǔ
to count / to count as / to regard as / to enumerate / to list
shù
number / figure / several / a few
shuò
(literary) frequently / repeatedly

Reference definitions from CC-CEDICT.