rule out

phrasal verb
1
to state that something is not possible or that somebody/something is not suitable
رد کردن, منتفی کردن, غیرممکن دانستن
synonym exclude
2
to prevent somebody from doing something; to prevent something from happening
مانع شدن, جلوگیری کردن, بازداشتن, منع کردن
His age effectively ruled him out as a possible candidate.