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put to death painlessly or allow to die rather than to suffer from an incurable and painful condition: The vet had to euthanize my terminally ill cat.
Not to be confused with:
euphemize – to substitute a mild expression for one thought to be offensive: using to pass air instead of to fart
eu·than·ize(yo͞o′thə-nīz′) also eu·than·a·tize (yo͞o-thăn′ə-tīz′)
tr.v. eu·than·ized, eu·than·iz·ing, eu·than·iz·es also eu·than·a·tized or eu·than·a·tiz·ing or euthan·a·tiz·es
To subject to euthanasia.
vbAlso called: euthanatize
(Medicine) (tr) to kill (a person or animal) painlessly, esp to relieve suffering from an incurable illness
[C20: back formation from euthanasia]
v.t. -nized, -niz•ing.
to subject to euthanasia.