dialect

詳細解釋：

di.a.lect

n.Abbr. dial.（名詞）縮寫 dial.

A regional variety of a language distinguished by pronunciation, grammar, or vocabulary, especially a variety of speech differing from the standard literary language or speech pattern of the culture in which it exists:
地方話：語音、語法或辭彙均有區別的地區性語言變體，特別是存在於標準文學語言或文化口語模式的口語變體：
例句：
Cockney is a dialect of English.
倫敦方言是英文中的地區性語言

A variety of language that with other varieties constitutes a single language of which no single variety is standard:
方言：所有這些變體會在一起組成一種單一的語言，而其中任一變體均不是標準的：
例句：
the dialects of Ancient Greek.
古希臘方言

The language peculiar to an occupational group or a particular social class; jargon:
某一職業（或集團）人員的用語：一個專業集團或特定的社會階級特有的語言；行話：
例句：
the dialect of science.
科學術語

The manner or style of expressing oneself in language or the arts.
語調：用語言或藝術表達自己的方式或風格
A language considered as part of a larger family of languages or a linguistic branch:
語支：作為較大語系一部分的語言或者是一種語言分支：
例句：
Spanish and French are Romance dialects.
西班牙語和法文是拉丁語中的一支

來源：
French dialecte
法文 dialecte
from Old French
源自 古法文
from Latin dialectus [form of speech]
源自 拉丁語 dialectus [語言形式]
from Greek dialektos [speech]
源自 希臘語 dialektos [講話]
from dialegesthai [to discourse, use a dialect]
源自 dialegesthai [演說，使用方言]
dia- [between, over] * see dia-
dia- [在…之間] *參見 dia-
legesthai [middle voice of] legein [to speak] * see leg-
legesthai [] legein的中（動）態 [說] *參見 leg-

【引伸】
di.alec.tal
adj.（形容詞）
di.alec.tally
adv.（副詞）
<參考辭彙><同義詞>dialect,vernacular,jargon,cant,argot,lingo,patoisThese nouns denote forms of language that vary from the standard.
這些名詞表示是從標準語言變化來的語言形式。
Dialect applies to the vocabulary, grammar, and pronunciation characteristic of a specific geographic area or locality. The
Dialect 適用於特殊地理區域或位置的辭彙、語法和語音特點。
vernacular is the everyday language spoken by a people as distinguished from the literary language.
Vernacular 是人們每天要講的不同於文學語言的口語。
Jargon is the specialized language used by a social or occupational group but not understood by the general public.
Jagon 是社會或專業集團所用的，而老百姓不懂的專業語言。
Cant now usually refers to the specialized vocabulary of a group or trade and is often marked by the use of stock phrases.
Cant 現在通常指某個集團或貿易的專業辭彙，並常常明顯帶有股票短語的使用。
Argot applies especially to the language of the underworld or, by extension, to that of any specific group.
Argot 特別適用於下層社會的語言，或者通過引申，適用於任何特殊集團的語言。
Lingo is applied, often humorously or contemptuously, to language that is unfamiliar or so specialized that it is difficult to understand.
Lingo 常常幽默和鄙視地用於不熟悉或十分專業難懂的語言。
Patois refers especially to a regional dialect without a literary tradition or to a creole.
Patois 尤其指沒有文學傳統的地區性方言或克里奧爾語