vs 

QUICK ANSWER
"Incidencia" is a noun which is often translated as "impact", and "predominio" is a noun which is often translated as "predominance". Learn more about the difference between "incidencia" and "predominio" below.
la incidencia(
een
-
see
-
dehn
-
syah
)
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
feminine noun
a. impact
La incidencia de la crisis financiera en Europa fue notable a partir de 2008.The impact of the financial crisis in Europe was notable from 2008 on.
b. effect
El mayor cambio en los últimos 25 años es la incidencia que la computadora ha tenido en nuestras vidas.The biggest change in the last 25 years is the effect computers have had on our lives.
a. incident
Samuel no llegó a tiempo a la reunión por culpa de una incidencia en el metro.Samuel didn't arrive in time for the meeting because of an incident on the subway.
b. event
Un accidente de tren es una incidencia poco habitual pero muy seria.A train accident is a rare but very serious event.
a. incidence
La incidencia de fallecimientos por el ébola se redujo el año pasado.There was a decrease in the incidence of deaths caused by the ebola virus last year.
a. incidence
El problema consiste en medir el punto de incidencia entre las varias líneas del objeto.The problem involves measuring the point of incidence between the various lines of the object.
Copyright © 2025 Dictionary Media Group, Inc.
el predominio(
preh
-
doh
-
mee
-
nyoh
)
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
masculine noun
a. predominance
En algunos países, el sistema político se caracteriza por el predominio de un partido.In some countries, the political system is characterized by the predominance of one party.
Copyright © 2025 Dictionary Media Group, Inc.