optical meaning

optical means 'related to sight or vision'.

optical :

related to sight, visual

adjective

▪ Optical devices help us see better.

▪ Visual tools help us see better.

▪ The optical illusion tricked my eyes.

▪ The visual trick fooled my eyes.

paraphrasing

▪ visual – related to seeing

▪ ocular – related to the eyes

▪ sight-related – connected to sight

▪ perceptual – related to perception

Pronunciation

optical [ˈɒp.tɪ.kəl]

The stress is on 'op' and sounds like 'op-ti-kal'.

Common phrases and grammar about optical

optical - Common meaning

adjective
related to sight, visual

Part of Speech Changes for "optical"

▪ optician (noun) – a person who makes glasses

▪ optics (noun) – the study of light and vision

Common Expressions with "optical"

▪ optical illusion – a visual trick

▪ optical device – a tool for seeing

▪ optical fiber – a thin glass for light signals

▪ optical sensor – a device that detects light

Important examples of optical in TOEIC

Vocabulary examples from the TOEIC test

In TOEIC vocabulary questions, optical is often used to describe devices or illusions related to sight.

▪The optical device improved her vision.
▪The visual tool made her sight better.

Example of a confusing word: optional (not required)

▪The optional device improved her vision.
▪The non-mandatory tool enhanced her sight.
"Optical" is an adjective related to vision or sight, often used to describe devices that aid in seeing, such as glasses or lenses. In the sentence "The optical device improved her vision," it correctly describes a device that affects sight. "Optional," on the other hand, means "not required" or "left to one's choice." Using "optional" in this context is grammatically incorrect and changes the meaning entirely, suggesting that the device is not necessary, which doesn't fit the intended meaning. Therefore, "optical" is the correct choice.

Grammar examples from the TOEIC test

Optical is used as an adjective to describe things related to sight, often appearing in grammar questions to test adjective use.

▪They bought an optical lens.
▪They purchased a lens for seeing.

optical

Idioms and fixed expressions in TOEIC

optical illusion

'visual trick', used when talking about images that deceive the eyes.

▪The optical illusion was amazing.
▪The visual trick was incredible.

optical advantage

means 'benefit related to sight', used when discussing vision-related benefits.

▪Glasses give an optical advantage.
▪Glasses provide a sight benefit.

Differences between similar words and optical

optical

,

visual

differences

Optical is more technical, often used for devices, while visual is more general, used for anything seen.

optical
▪The optical device is expensive.
▪The visual tool costs a lot.
visual
▪The visual art was beautiful.
▪The seen art was lovely.
optical

Words with the same origin as optical

The origin of optical

The word optical comes from the Greek 'optikos', meaning 'of or for sight'.

Word structure

The parts are: 'opt' (sight) and 'ical' (adjective), making optical mean 'related to sight'.

Words with the same origin

The root of optical is opt (sight). Words with the same root include optic (related to sight), optician (eye specialist), optometry (eye measurement).

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