sign language

noun

1. language expressed by visible hand gestures

Synonym: signing

1. (聋哑人或使用不同语言的人交流时使用的)手语，手势语
Sign language is movements of your hands and arms used to communicate. There are several official systems of sign language, used for example by deaf people. Movements are also sometimes invented by people when they want to communicate with someone who does not speak the same language.

e.g. Her son used sign language to tell her what happened.
她儿子用手语告诉她发生了什么事。

1. sign language的反义词

1. 手语：记得第一次论战是关于手语(sign language)和图片(picture exchange)的.我们的行为训练师所在的公司是很出名的,公司掌门的老太太是加拿大VB数一数二的人物,三个行为顾问坚决要求赛赛学手语(VB是支持手语,反对图片的),

2. 手势语言：一种身体的姿势,特别是手部运动的特征性系列或模式,用来代替手势语言(sign language)中的词或概念. 皮尔士认为,符号有三种类型--肖像(icon)、标志(index)与象征(symbol). 他像其追随者奥格登与理查兹一样都采用哲学家的观点,

3. 手语法：手工教室||manual-training room | 手语法||sign language | 手语术||chirology; dactylogy