名詞 diarrhea:

1. frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor
   同義詞：diarrhoea, looseness of the bowels, looseness

1. I have diarrhea. I wonder if I ate something bad yesterday.
   我拉肚子，我懷疑是否昨天吃了不新鮮的東西。
2. An eating disorder in which one alternates between abnormal craving for and aversion to food. It is characterized by episodes of excessive food intake followed by periods of fasting and self-induced vomiting or diarrhea.
   飲食失常一種飲食無序，在這種情況下，一個人常常處于不正常的貪食和厭食的交替狀態(tài)，特點是偶爾的暴飲暴食繼而又很快的引起嘔吐或腹瀉
3. A toxin produced by bacteria that is specific for intestinal cells and causes the vomiting and diarrhea associated with food poisoning.
   腸毒素由只限于腸結(jié)胸的細菌而產(chǎn)生的毒素，引起嘔吐和腹瀉并導(dǎo)致食物中毒

diarrhea 也作 di.ar.rhoe.a

n.（名詞）
Excessive and frequent evacuation of watery feces, usually indicating gastrointestinal distress or disorder.
腹瀉：過多過頻排泄水狀糞便，通常表現(xiàn)腸胃疼痛或紊亂

來源：
Middle English diaria
中古英語 diaria
from Medieval Latin
源自 中世紀拉丁語
from Late Latin diarrhoea
源自 后期拉丁語 diarrhoea
from Greek diarrhoia
源自 希臘語 diarrhoia
from diarrhein [to flow through]
源自 diarrhein [流出]
dia- [dia-]
dia- [前綴，表.完全的，有始有終的.]
rhein [to flow, run] * see sreu-
rhein [流淌] *參見 sreu-

【引伸】
di.arrhe.al 或
di.arrhe.ic