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TOEFL IELTS BNC: 6151 COCA: 5497

optical

optical /ˈɑːptɪkəl/ adjective
optical
/ˈɑːptɪkəl/
adjective
Learner's definition of OPTICAL
technical
: used to help a person see有助于视力的
: relating to or using light光的;用光的
: involving the use of devices that get information for a computer by identifying patterns of light光学识别的

— optically

/ˈɑːptɪkli/ adverb
TOEFL IELTS BNC: 6151 COCA: 5497

optical

adjective

op·​ti·​cal ˈäp-ti-kəl How to pronounce optical (audio)
1
: of or relating to the science of optics
2
a
: of or relating to vision : visual
b
: visible sense 1
optical wavelength
c
: of, relating to, or being objects that emit light in the visible range of frequencies
an optical galaxy
d
: using the properties of light to aid vision
an optical instrument
3
a
: of, relating to, or utilizing light especially instead of other forms of energy
optical microscopy
b
: involving the use of light-sensitive devices to acquire information for a computer
optical character recognition
4
: of or relating to optical art
optically adverb

Synonyms

Example Sentences

Word History

TOEFL IELTS BNC: 6151 COCA: 5497

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