anastigmat: meaning, definition, pronunciation and examples
Very Rare (Technical/Specialist)Technical, Academic, Photographic/Lens Manufacturing Jargon
Quick answer
What does “anastigmat” mean?
A photographic lens system corrected for astigmatism, producing sharp, undistorted images across the entire field.
Audio
Pronunciation
Definition
Meaning and Definition
A photographic lens system corrected for astigmatism, producing sharp, undistorted images across the entire field.
An optical lens free from the aberration of astigmatism, commonly used in high-quality cameras, projectors, and other imaging devices.
Dialectal Variation
British vs American Usage
Differences
No significant differences. Spelling and usage are identical.
Connotations
Neutral technical term in both varieties.
Frequency
Extremely rare in general discourse. Used only within optics, photography, or historical contexts in both regions.
Grammar
How to Use “anastigmat” in a Sentence
[determiner] + anastigmat (noun)[determiner] + anastigmat + lens (compound noun)[determiner] + anastigmatic + lens (adjective + noun)Vocabulary
Collocations
Examples
Examples of “anastigmat” in a Sentence
adjective
British English
- The new microscope features an anastigmatic objective.
American English
- The design goals were to make the lens faster and more anastigmatic.
Usage
Meaning in Context
Business
Used in marketing high-end optical equipment.
Academic
Used in physics, engineering, and optics papers discussing lens design.
Everyday
Virtually never used in everyday conversation.
Technical
Core term in optical engineering, lens design, and photographic equipment specification.
Vocabulary
Synonyms of “anastigmat”
Strong
Neutral
Weak
Vocabulary
Antonyms of “anastigmat”
Watch out
Common Mistakes When Using “anastigmat”
- Using 'anastigmat' as an adjective (correct adjective is 'anastigmatic').
- Mispronouncing with stress on 'stig' instead of 'nas' or 'an'.
FAQ
Frequently Asked Questions
It means 'not astigmatic', from the Greek 'an-' (not, without) and 'astigmatos' (not punctual, without a point).
No. It is a highly technical term used almost exclusively in optics, photography, and lens manufacturing.
'Anastigmat' is a noun referring to the lens itself. 'Anastigmatic' is an adjective describing a lens or system that possesses the quality of being free from astigmatism.
The first practical anastigmat lenses were developed in the late 1880s, revolutionising photographic optics by providing sharp images across the entire frame.
A photographic lens system corrected for astigmatism, producing sharp, undistorted images across the entire field.
Anastigmat is usually technical, academic, photographic/lens manufacturing jargon in register.
Anastigmat: in British English it is pronounced /əˈnastɪɡmat/, and in American English it is pronounced /əˈnæstɪɡˌmæt/ or /ænˈæstɪɡˌmæt/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “-”
Learning
Memory Aids
Mnemonic
Think: 'ANA' (against or not) + 'STIGMAT' (astigmatism) = a lens working against astigmatism.
Conceptual Metaphor
CLARITY IS FREEDOM FROM DISTORTION. A tool engineered to remove a specific flaw (astigmatism).
Practice
Quiz
What is the primary function of an anastigmat?