focus

Noun

focus (countable and uncountable; plural foci or focuses)

1. (countable) (optics) a point at which reflected or refracted rays of light converge.

   The heat of sunlight at the focus of a magnifying glass can easily set dry leaves on fire.

2. (countable) (geometry) a point of a conic at which rays reflected from a curve or surface converge.
3. (uncountable) (photography, cinematography) The fact of the convergence of light on the photographic medium.

   Unfortunately, the license plate is out of focus in this image.

4. (uncountable) (photography, cinematography) The quality of the convergence of light on the photographic medium.

   During this scene, the boy’s face shifts subtly from soft focus into sharp focus.

5. (uncountable) concentration of attention.

   I believe I can bring the high degree of focus required for this important job.

5 letters in word "focus": C F O S U.

No anagrams for focus found in this word list.

Words found within focus:

cos fou fous fusc of os ou sco so soc sou ufo ufos us

• Definitions:
• the concentration of attention or energy on something; "the focus of activity shifted to molecular biology"; "he had no direction in his life" maximum clarity or distinctness of an image rendered by an optical system; "in focus"; "out of focus" maximum clarity or distinctness of an idea; "the controversy brought clearly into focus an important difference of opinion" concentrate: direct one's attention on something; "Please focus on your studies and not on your hobbies" a central point or locus of an infection in an organism; "the focus of infection" cause to converge on or toward a central point; "Focus the light on this image" stress: special emphasis attached to something; "the stress was more on accuracy than on speed" concenter: bring into focus or alignment; to converge or cause to converge; of ideas or emotions a point of convergence of light (or other radiation) or a point from which it diverges become focussed or come into focus; "The light focused" put (an image) into focus; "Please focus the image; we cannot enjoy the movie" a fixed reference point on the concave side of a conic section
• FOCUS is a software product of Information Builders Inc. Originally developed for data handling and analysis on the IBM mainframe, as newer systems were developed and smaller computers became more powerful, the available platforms for FOCUS were extended all the way down to personal computers ...
• Focus DIY is a privately owned chain of DIY stores in the UK. It serves the light DIY market sector, and most stores have some form of garden centre. Its main competitors are B&Q and Homebase. It is the third largest DIY retailer in the UK and in 2003 had a turnover of £1.6bn. ...
• Focus is a Dutch progressive rock band. It was founded by classically trained organist/flautist Thijs van Leer in 1969.
• Focus (1993, see 1993 in music) was the only official release by the US metal band Cynic. It is one of the defining albums of the jazz-influenced technical death metal genre.
• In geometrical optics, a focus, also called an image point, is the point where light rays originating from a point on the object converge . Although the focus is conceptually a point, physically the focus has a spatial extent, called the blur circle. ...
• FOCUS is a German weekly newsmagazine published in Munich and distributed throughout Germany. It is the second-largest weekly newsmagazine in Germany.
• The Hewlett-Packard FOCUS microprocessor, launched in 1982, was the first commercial, single chip, fully 32-bit CPU available on the market. At this time, all 32-bit competitors (DEC, IBM, Prime Computer, etc.) used multi-chip bit-slice-CPU designs. ...
• Focus magazine is a Christian religion magazine published in the U.S..
• In geometry, the foci (singular focus) are a pair of special points used in describing conic sections. The four types of conic sections are the circle, parabola, ellipse, and hyperbola.
• In computing, the focus indicates the component of the graphical user interface which is currently selected. Text entered at the keyboard or pasted from a clipboard is sent to the component which currently has the focus.
• The hypocenter or hypocentre (literally: 'below the center' from the Greek ??????????), may refer to the site of an earthquake or to that of a nuclear explosion. In the former, it is a synonym of the focus; in the latter of ground zero.
• Focus is a jazz album recorded in 1961, featuring Stan Getz on tenor saxophone. The album is a suite which was originally commissioned by Getz for composer and arranger Eddie Sauter. The string ensemble included members of the Beaux-Arts Quartet.
• Focus is an abstract strategy board game, designed by Sid Sackson and published in 1964 by Kosmos. The game has been re-published many times since, sometimes under the titles Domination or Dominio. Focus won the 1981 Spiel des Jahres and Essen Feather awards. ...
• In linguistics, the focus determines which part of the sentence contributes the most important information. The focus may be highlighted either prosodically or syntactically or both, depending on the language. ...
• The Fellowship of Catholic University Students (FOCUS) is a Catholic outreach program for American college students founded in 1997 by Curtis Martin at Benedictine College.
• Focus is an encyclopedia first published in Swedish in 5 volumes 1958-1960, later extended with additional volumes, republished in several editions, and translated to Danish, Norwegian, French, Portuguese, and Spanish. ...
• Focus is the third studio release from Souls of Mischief, and the first release on the independent Hieroglyphics Imperium Recordings label. The album was released in 1999.
• The center or region of the brain from which seizures begin; used in reference to partial seizures.
• Adjustment of the distance setting on a lens to define the subject sharply.
• the point below the surface of the earth where an earthquake begins
• (1) A point at which rays of light meet after being refracted or reflected. (2) Focal point of a lens. (3) The clear and sharply-defined condition of an image, as in “This image is in focus,” meaning it is sharp and well-defined. ...
• Verb used in lighting: to point the lanterns (qv) in the right direction and set the correct beam-spread and edge.
• Restricted area within the Earth, where an elastic plate breaks (because it has been accumulating too high contraints and cannot stand more!). The damages caused by an eartquake generally increase (for a given magnitude) when the focus is shallow . ...
• A point at which rays of light converge. It is adjusted to clarify a blurry image.
• the source of the earthquake inside the earth, where the rock first begins to break.
• a central point; focal point
• The current location in a graphic environment (eg, Windows) that is selected. Some common screen focuses are the cursor, OK buttons, and the application title bar that changes color when it is active. Users can set focus by using the keyboard or the mouse arrow.
• The spot where the wavefront originating at a point on the source is converged to form a point image.
• The area within Earth where an earthquake originates.
• A focus (pleural foci) is a central point at which rays of light, heat or any other type of radiation meet after being reflected or refracted. FOCUSER The focuser is a knob on a telescope that brings the image into focus. It works by moving the eyepiece in and out a slight amount.
• To take parallel rays of light and bend them so they all meet at one point, the focal point.
• The precise point within the Earth's crust or mantle where rocks begin to rupture or move in an earthquake.
• The location on a fault within the Earth where an earthquake's slip began.
• Finds articles with this term as a major subject heading. Focus restricts results to records in which the term describes an important or primary aspect of the article.
• For example, say I need a black face card. Often what will happen is, I draw a two of clubs. This shows that the method is working, since I got a black card. Unfortunately, the notion of royalty has encountered some noise, converting ``royal'' to ``duke'' to ``deuce. ...
• feature of Medline that allows you to restrict retrieval to only those citations which contain the chosen concept as the main point of the article. See also “Major MeSH”.
• position in which rays of light from a lens converge to form a sharp image.
• Place at the focal length where light rays from an object are converged by a lens or concave mirror.
• a clear approach to a task which concentrates on the important issues and does not wander off into irrelevancies
• 1. A performance skill—concentration or transmission of energy or attention toward a specific person, object, or location; may be external or internal. 2. Dynamics and relationship, in which the focus may be narrow (relating to one person) or wide (relating to a group of people).
• The true location of an earthquake and source of seismic waves.
• The act of adjusting a lens to make the image appear sharp and well defined. The best possible resolution of an image, showing the image to be sharp and well defined. Foot-candle The intensity of visible light per square foot (1 lumen/m²).

• focimeters ←
• focimeter ←
• foci ←
• focus
• → focusable
• → focused
• → focuser