DICHROMATISM Meaning and
Definition
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Dichromatism refers to a condition or characteristic of having two distinct colors, tones, or hues. It is derived from the Greek words "di" meaning two and "chroma" meaning color. Dichromatism can manifest in several ways, most commonly referring to a difference in color perception between two individuals or groups.
In biology and zoology, dichromatism often refers to sexual dichromatism, where males and females of a certain species exhibit different colors or patterns. This phenomenon is commonly observed in various animals, particularly birds and butterflies, where bright and vibrant colors are often displayed by males to attract mates, while females typically have more subdued or camouflaged colors to ensure survival.
Dichromatism can also be a characteristic of certain minerals or gemstones that exhibit two distinct colors when viewed from different angles. This optical effect is known as pleochroism and is commonly observed in gemstones such as alexandrite or iolite. Pleochroism adds to the rarity and value of these gemstones.
Moreover, dichromatism can refer to the condition of having a deficiency or limitation in the perception of colors. Dichromats are individuals who possess only two of the three cone types necessary for normal color vision. This results in a reduced ability to distinguish between certain colors, making dichromatism a form of color blindness.
Overall, dichromatism encompasses various contexts, encompassing both natural phenomena and perceptual limitations, with its core meaning revolving around the presence of two distinct colors, tones, or hues.
Common Misspellings for DICHROMATISM
Etymology of DICHROMATISM
The word "dichromatism" comes from the combination of two Greek roots: "di-" meaning two, and "chroma" meaning color. The suffix "-ism" is added to form a noun indicating a condition, state, or quality. Therefore, "dichromatism" refers to a condition or state of having two colors, specifically in reference to a type of color vision deficiency or abnormality where only two primary colors can be distinguished.
Similar spelling words for DICHROMATISM
- dichromate,
- dichromic acid,
- dichromia,
- dichromatopsia,
- dichromacy,
- discriminate,
- dichromatic,
- discrimination,
- discriminatory,
- discriminating,
- dichromasy,
- dichromat,
- discriminator,
- discernment,
- discriminative.
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