Word Pronunciation & Dictionary

defocus

/diˈfoʊkəs/

Word Rarity Very rare

Frequency: Zipf frequency 1.71 in modern English

Syllables: de-fo-cus
IPA: /diˈfoʊkəs/

13

Scrabble Score

7

Letters

3

Syllables

7

Unique Chars

Meaning

verb

To cause (a lens, or a beam of light or particles, etc.) to be out of focus.

Transitive verb

noun

The process of going out of focus.

Uncountable

noun

The distance by which the focal point is in front of (positive defocus) or beyond (negative defocus) the image or target surface.

Uncountable

Example Sentences

"Fundamental to the concept of recovering the depth by measuring defocus is the relationship between the focused and the defocused images of a scene."

Etymology

Etymology tree Proto-Indo-European *de Proto-Indo-European *-h₁ Proto-Indo-European *déh₁ Proto-Italic *dē Latin dē Latin dē-der. English de- English focus English defocus From de- + focus.

Regional Pronunciation

American English: /diˈfoʊkəs/
British English: /diːˈfəʊkəs/

Usage

Inflected Forms

defocuses (present, singular) defocusses (present, singular) defocusing (participle, present) defocussing (participle, present) defocused (participle, past) defocused (past) defocussed (participle, past) defocussed (past)

Questions

How do you pronounce defocus?: The recorded pronunciation is /diˈfoʊkəs/.
What does defocus mean?: To cause (a lens, or a beam of light or particles, etc.) to be out of focus.
Where does defocus come from?: Etymology tree Proto-Indo-European *de Proto-Indo-European *-h₁ Proto-Indo-European *déh₁ Proto-Italic *dē Latin dē Latin dē-der. English de- English focus English defocus From de- + focus.

How to pronounce defocus

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