tristimulus
Upper-Intermediate (B2)
IPA: /trɪˈstɪmələs/
KK: /trɪˈstɪmələs/
adjective
Definition
Relating to the values that represent the amounts of red, green, and blue light needed to create a specific color when combined.
Example
The tristimulus values are essential for accurate color reproduction in digital displays.
Conversation
Have you seen those new lights that are tristimulus?
Yeah, they can create such vibrant colors!
I really love how they can match any mood.
Exactly! It’s like having a rainbow in your room.
Synonyms & Antonyms
Synonyms
colorimetric
chromatic
spectral
Antonyms
monochrome
achromatic
colorless
noun
Definition
A group of three different signals or inputs, often referring to the primary colors used in color vision, which are red, green, and blue.
Example
The tristimulus values help in accurately reproducing colors on digital screens.
Conversation
Have you ever heard of the term tristimulus in color science?
Yeah, it's about the three primary colors, right?
Exactly! It relates to how we perceive colors using red, green, and blue.
Root Explanation
Tristimulus is formed from "tri-" (meaning three) and "stimulus" (meaning a goad or incentive). The word refers to something that involves three stimuli or sources of stimulation.
Memory Tip
Think of 'three' ('tri-') sources of 'incentive' ('stimulus') to remember that 'tristimulus' involves three stimuli.
Visually Confused Words
stimulus
prestimulus
contrastimulus