An example of euthanize is to put a dog to sleep.
transitive verb-·nized·, -·niz·ing
Origin of euthanizefrom euthanasia + -ize
transitive verbeu·than·ized, eu·than·iz·ing, eu·than·iz·es, also eu·than·a·tized eu·than·a·tiz·ing euthan·a·tiz·es
Origin of euthanizeeuthan(asia) -ize
(third-person singular simple present euthanizes, present participle euthanizing, simple past and past participle euthanized)
- To submit (a person or animal) to euthanasia.
- John decided to euthanize his dying cat.
Back-formation from euthanasia. 1970s.