dilation noun - Definition, pictures, pronunciation and usage notes
https://www.oxfordlearnersdictionaries.com/us/definition/english/dilation
WEBnoun. /daɪˈleɪʃn/ [uncountable, countable] the fact of a part of the body becoming or being made larger, wider or more open. The doctor checked his eyes but there was no abnormal pupil dilation. opposite contraction (1) Join us. Join our community to access the latest language learning and assessment tips from Oxford University Press!
DA: 20 PA: 63 MOZ Rank: 90