dilatation

名词 dilatation:

1. the state of being stretched beyond normal dimensions
   同义词：distension, distention
2. the act of expanding an aperture
   同义词：dilation

dil.a.ta.tion

n.（名词）

The act or process of expanding; dilation.
膨胀：扩张的行为或过程；扩张法
The condition of being expanded or stretched.
扩大：扩大或延伸的状况
A dilated formation or part.
膨胀：膨胀的形状或部分
Medicine The condition of being abnormally enlarged or dilated, as of an organ, an orifice, or a tubular structure:
【医学】 扩张（症）：不正常扩大或扩张的情况，比如器官、体腔开口或管状结构的扩张：
例句：
dilatation of the stomach.Also called dilation
胃胀也作 dilation

Lengthy explanation or elaboration of a subject in writing or speech.
铺张，评述：作品或讲话中长篇大论或某一论题的详尽阐述

【引伸】
dil.ata.tional
adj.（形容词）