Patient Handouts. 1  Acute coronary syndrome (Medical Encyclopedia) Also in Spanish. 2  Angioplasty and stent - heart - discharge (Medical Encyclopedia) Also in Spanish. 3  Angioplasty and stent placement - heart (Medical Encyclopedia) Also in Spanish. 4  Coronary angiography (Medical Encyclopedia) Also in Spanish.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  influential(Noun) A person who has influence. 2  influential(Adjective) Having or exerting influence. John Lennon was a very influential person in music, as well as in politics, fashion and general culture.
To effect is to bring about or cause something to happen. For example, The dictatorial regime quickly effected changes to the constitution that restricted the freedom of the people. On the other hand, affected means made an impact on. It is the past tense of the verb form of affect, which means to impact. For example, Carbon di-oxide emissions affected the environment. So we can say that The dictatorial regime quickly effected changes to the constitution that affected the freedom of the people. See also: Affect vs Effect