Learning / English Dictionary

DILATOR

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A surgical instrument that is used to dilate or distend an opening or an organ

Synonyms:

dilater; dilator

Classified under:

Nouns denoting man-made objects

Hypernyms ("dilator" is a kind of...):

surgical instrument (a medical instrument used in surgery)

Derivation:

dilate (become wider)

Sense 2

Meaning:

A drug that causes dilation

Classified under:

Nouns denoting man-made objects

Hypernyms ("dilator" is a kind of...):

drug (a substance that is used as a medicine or narcotic)

Hyponyms (each of the following is a kind of "dilator"):

vasodilative; vasodilator (a drug that causes dilation of blood vessels)

Derivation:

dilate (become wider)

Sense 3

Meaning:

A muscle or nerve that dilates or widens a body part

Classified under:

Nouns denoting body parts

Hypernyms ("dilator" is a kind of...):

body part (any part of an organism such as an organ or extremity)

Derivation:

dilate (become wider)

Credits