(IELTS4000) influence | Definition: power affecting person or thing; effect of one thing on another; flowing in or upon; influx influential: | (SAT5000) influence | Definition: Ability to sway the will of another. | (NGSL) influence | Definition: to affect what happens; change something (indirectly) | | (ESS4000) influence | Definition: To influence someone or something is to have an effect over them. | Example: →My friend influenced my decision to attend Terrance University. |