focusses

fo·cus

F f

Transcription

- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
- [foh-kuh s]
- /ˈfoʊ kəs/
- /ˈfəʊ.kəs/

- US Pronunciation
- US IPA
- [foh-kuh s]
- /ˈfoʊ kəs/

Definitions of focusses word

noun plural focusses a central point, as of attraction, attention, or activity: The need to prevent a nuclear war became the focus of all diplomatic efforts. 1
noun plural focusses Physics. a point at which rays of light, heat, or other radiation meet after being refracted or reflected. 1
noun plural focusses Optics. the focal point of a lens, on which rays converge or from which they deviate. the focal length of a lens; the distance from a focal point to a corresponding principal plane. the clear and sharply defined condition of an image. the position of a viewed object or the adjustment of an optical device necessary to produce a clear image: in focus; out of focus. 1
noun plural focusses Geometry. (of a conic section) a point having the property that the distances from any point on a curve to it and to a fixed line have a constant ratio for all points on the curve. 1
noun plural focusses Geology. the point of origin of an earthquake. 1
noun plural focusses Pathology. the primary center from which a disease develops or in which it localizes. 1

See all 11 definitions of focusses

Information block about the term

Origin of focusses

First appearance:

before 1635

One of the 43% oldest English words

1635-45; < Latin: fireplace, hearth

Historical Comparancy

Parts of speech for Focusses

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Focusses

focusses popularity

A common word. It’s meaning is known to most children of preschool age. About 97% of English native speakers know the meaning and use the word.

According to our data about 71% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

focusses usage trend in Literature

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