🇬🇧 Incidence meaning: English Vocabulary Flash Card

“Incidence” is a science word that describes the moment a ray of light hits something, like a wall, a mirror, or a window. Imagine a little beam of light traveling through the air. The exact point and angle where that beam first touches a surface is called the incidence. It doesn’t mean what happens after or before—just that hit, that contact between the light and the thing it shines on.

When the projector’s incidence on the screen was crooked, everyone in class looked slightly shorter and significantly sillier.

The teacher showed how the incidence of light on a prism made rainbows, and my brain filed that under ‘magic but science.’

When the sun’s incidence on the window changed, the cat’s nap spot moved three inches and caused a full-scale kitty protest.

Because of the weird incidence of light on my bald uncle’s head, it acted like a tiny disco ball at dinner.

The strange incidence of the flashlight on my sister’s nose gave her a dramatic villain shadow moustache.

An old woman sat by the window as a single ray hit the table. The first incidence on the glass caught her eye, the second incidence on the cup shimmered, the third incidence split into stars on the wall, a fourth incidence danced under the chair, a final incidence warmed her hand. She smiled, content.

This word is at the C2 level, which means it represents the highest mastery of English. It’s often used in specialized or highly formal contexts and helps you communicate with precision and subtlety, much like a native speaker.

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