Part of speech: Noun
a lengthy discussion (spoken or written) on a particular topic
Categories: Discussion, Treatment, Discourse
Part of speech: Noun
the act of expanding an aperture
Example: the dilation of the pupil of the eye
Categories: Expansion, Enlargement
dilate – A related word in the same word family.
ion – A related word in the same word family.
The average English speaker uses vocabulary descended from dozens of ancient languages daily.