with objectTo reverse or counteract the magnification of; to diminish, reduce; to demagnify; to withdraw praise or honour from. Compare earlier unmagnified.
Origin
Mid 18th century. From un- + magnify.
Definition of unmagnify in US English:
unmagnify
verb(ˌ)ʌnˈmaɡnɪfʌɪ
rare
with objectTo reverse or counteract the magnification of; to diminish, reduce; to demagnify; to withdraw praise or honour from. Compare earlier unmagnified.