Meaning & Definition of word "Parallax"
Parallax
/ˈpær.ə.læks/
noun:
- 1. The apparent displacement or difference in the position of an object viewed along two different lines of sight, typically measured by the angle or semi-angle of inclination between those two lines.
- Example: Astronomers use parallax to measure the distance to nearby stars by observing their position change against more distant background objects.
- 2. The effect whereby the position or direction of an object appears to differ when viewed from different positions.
- Example: The parallax in the image was evident, making the foreground objects seem closer than they actually are.
- 3. In graphical user interface design, a technique where background images move more slowly than foreground images, creating a sense of depth.
- Example: The website utilized a parallax scrolling effect to enhance user experience and engagement.
Etymology
●From the Greek 'parallaxis', meaning 'a change' or 'a combination of two different perspectives'.
Common Phrases and Expressions
parallax error:
An error in measurement resulting from the displacement of the object being measured from the measurement point.
stellar parallax:
The perceived displacement of a star due to the Earth's movement around the sun.
Related Words
angle:
The figure formed by two rays, or the space between them.
perspective:
A particular attitude toward or way of regarding something; a point of view.
Slang Meanings of parallax
Meaning: A shift in perspective or viewpoint.
● Example Sentence: After talking to him, I had a total parallax on the situation.
Meaning: To change one's position on an issue.
● Example Sentence: She really parallaxed her opinion after hearing the other side.