dilator has definitions from the fields of medicine,surgery,pharmacology
1
[ noun ] (pharmacology) a drug that causes dilation

Related terms

drug vasodilator dilate

2
[ noun ] a muscle or nerve that dilates or widens a body part

Related terms

body_part dilate

3
[ noun ] (medicine,surgery) a surgical instrument that is used to dilate or distend an opening or an organ

Synonyms

dilater

Related terms

surgical_instrument dilate

*