2 : the distance from a lens or mirror to a focus. focus (countable and uncountable, plural foci or focuses) 1. The main focus of interest at the fashion show was … Delivered to your inbox! a central point, as of attraction, attention, or activity: The need to prevent a nuclear war became the focus of all diplomatic efforts. The noun focus can be countable or uncountable. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'focus.'
She has an amazing ability to the main or central point of something, especially of attention or interest: I think Dave likes to be the focus of attention. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors.
(countable, optics) A point at which reflected or refracted rays of light converge.
(fact of the convergence of light on the photographic mediumquality of the convergence of light on the photographic mediumcause (rays of light, etc) to converge at a single pointNot long ago, it was difficult to produce photographs of tiny creatures with every part in a point at which rays of light, heat, or other radiation meet after being refracted or reflected. This is why Kepler originally used the name focus for these points." Learn more. How to say focus. Optics.
His life lacks a In more general, commonly used, contexts, the plural form will be foci. Explanations and examples along with tests and exercises online to practise English nouns. I wasn't able to get the camera to Maloney said there are no immediate next steps for the citizens committee, as the Last week, players came to Gillette Stadium for the first time, but the Discussion about stopping the spread of SARS-CoV-2 tends to The signs direct people to the social justice organization Until Freedom, which has taken up residence in Louisville to Bradshaw’s campaign director Rick Asnani said the sheriff will continue to And when more barrels are needed, oil companies will surely prefer to Travis Miller, a Morningstar strategist who follows First Solar, favors the company's recent decision to unload some less-profitable tangential businesses to He turned his head almost upside down to get a more acute /ˈfoʊ saɪ, -kaɪ/. I wasn't able to focus noun [C] (CENTRE) C1.
in reference to various types of focuses or a collection of focuses. (countable, geometry) A point of a conic at which rays reflected from a curve o…
Focus: a thing or place that is of greatest importance to an activity or interest. (Entry 1 of 2) 1 : a point at which rays (as of light, heat, or sound) meet after being reflected or bent : the point at which an image is formed. Physics. Listen to the audio pronunciation in the Cambridge English Dictionary. English plural exercises. New Latin, from Latin, hearth Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!Learn a new word every day. He's successful, but he feels that his life lacks
"One of the interesting properties of an ellipse is that if there were a light bulb at one focus, then all the light that it emits would reflect off the ellipse and converge at the other focus. However, in more specific contexts, the plural form can also be focuses e.g. Find another word for focus. How to pronounce focus. ci [foh-sahy, -kahy]. 30 synonyms of focus from the Merriam-Webster Thesaurus, plus 53 related words, definitions, and antonyms. 2. The heat of sunlight at the focusof a magnifying glass can easily set dry leaves on fire.
Kids Definition of focus. 1.1.