dextral
英 ['dekstr(ə)l]
美['dɛkstrəl]
	    - adj. 右旋的;右侧的;用右手的
 
英英释意
- 1. of or on the right;
 - "a dextral gastropod shell with the apex upward has its opening on the right when facing the observer"
 - "a dextral flatfish lies with the right eye uppermost"
 
- 2. preferring to use right foot or hand or eye;
 - "dextral individuals exhibit dominance of the right hand and eye"