TubeTalk Pronunciation
How to pronounce “optical double”
Hear “optical double” in real YouTube speech, then study definitions and example sentence snippets.
Pronunciation guide for optical double
- Learning goal
- Practice the English pronunciation of optical double with real speech in context.
- Available examples
- 8 YouTube examples
- Real speech example
- The Search for Extraterrestrial Intelligence
You can just do a basic optical calculation, which
- Definition summary
- (astronomy) A star that appears as a double due to an optical illusion; in reality, the stars may be far apart from each other.
Example 1 of 8
How to pronounce optical double
The Search for Extraterrestrial Intelligence

You can just do a basic optical calculation, which
Example Sentences
A Deep Dive Into “optical double”
Meaning
- [Noun]
- (astronomy) A star that appears as a double due to an optical illusion; in reality, the stars may be far apart from each other.
Practice Nearby Words
double star, visual binary, optical axis, forced perspective, limb darkening, aberration of light, gravitational mirage, olbers' paradox, field star, penrose triangle, stardrift, aberration, fixed star, tribar, troxler effect, binary system, dipleidoscope, optic axis, star, standard star, opposition, dobsonian telescope, occultation, photodisk, kalotrope, phantogram, virtual image, diamond ring, coma, virtual focus, semidiameter, eclipse, derotator, double planet, reference star, barlow lens, motion parallax, orthostereoscopy, hyperstereogram, stigmatism, barlow, polestar, ebbinghaus illusion, stardust, pole-star, parallax, crown of aberration, clock star, limb-brightening, starspot, barber pole illusion, cosmorama, optigraph, star system, observatory, zoetrope, real image, shell star, clockstar, falling star, astroscope, zöllner illusion, stereograph, anisoplanatism, star trail, gravitational lens, apoastron, starscape, rete, poggendorff illusion, starrise, asterism, pole star, guide star, apastron, oblique ascension, oblique effect, optical flat, apocatastasis, ortho, oblique sphere, equatorial, müller-lyer illusion, megaconstellation, black hole, eidouranion, ponzo illusion, cluster, penrose steps, astrophoto, glory, northern cross, cycler, elliptical, open cluster, visual axis, ames room, peryton
Similar Sounds
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