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Focus vs Recce - What's the difference?

focus | recce |

As nouns the difference between focus and recce

is that focus is (countable|optics) a point at which reflected or refracted rays of light converge while recce is (british|canada|military slang) reconnaissance.

As verbs the difference between focus and recce

is that focus is to cause (rays of light, etc) to converge at a single point while recce is (british|canada|military slang) reconnoitre.

As an adjective recce is

(british|canada|military slang) relating to reconnaissance.

focus

English

(wikipedia focus)

Noun

  • (countable, optics) A point at which reflected or refracted rays of light converge.
  • (countable, geometry) A point of a conic at which rays reflected from a curve or surface converge.
  • (uncountable, photography, cinematography) The fact of the convergence of light on the photographic medium.
  • * {{quote-magazine, year=2013, month=July-August, author= Catherine Clabby
    • , magazine=(American Scientist), title= Focus on Everything , passage=Not long ago, it was difficult to produce photographs of tiny creatures with every part in focus'.
  • (uncountable, photography, cinematography) The quality of the convergence of light on the photographic medium.
  • (uncountable) Concentration of attention.
  • (countable, seismology) The exact point of where an earthquake occurs, in three dimensions.
  • (computing, graphical user interface) The indicator of the currently active element in a user interface.
  • (linguistics) The most important word or phrase in a sentence or passage, or the one that imparts information.

    • Verb

  • To cause (rays of light, etc) to converge at a single point.
  • To adjust (a lens, an optical instrument) in order to position an image with respect to the focal plane.
    • You'll need to focus the microscope carefully in order to capture the full detail of this surface.
  • To concentrate one's attention.
    • Focus on passing the test.
  • To concentrate one’s attention.
    • If you're going to beat your competitors, you need to focus .

    Usage notes

    The spellings focusses'', ''focussing'', ''focussed'' are more common in Commonwealth English than in American English, but in both varieties they are less common than the spellings ''focuses'', ''focusing'', ''focused .

    Derived terms

    * focus group * in focus * out of focus

    Related terms

    * focal

    recce

    English

    Noun

    (en noun)
  • (British, Canada, military slang) Reconnaissance.
  • * 1953: J. (Julian) Maclaren-Ross, The Weeping and the Laughter: A Chapter of Autobiography
    • Visiting the town on what in the more recent war we called a recce , she arranged a tennis-match with Dolly, guessing that the girl would be a bad loser.
  • * 2006: Vincent Tuckwood, Karaoke Criminals
    • As he climbed into the car, his recce of the space behind the seats was still a little too obvious despite best efforts at subtlety.
  • * 2006: Steve Farndon, Escape Inc.
    • I'm afraid you two will have to go on a bit of a recce sometime soon.

    Adjective

    (-)
  • (British, Canada, military slang) Relating to reconnaissance.
  • * 1946: United States. Congress. American Commission for the Protection and Salvage of Artistic and Historic Monuments in War Areas, Hearings Before the Joint Committee on the Investigation of the Pearl Harbor Attack
    • There appears a captured photograph showing cruiser or battleship recovery of an old Jap float recce plane.
  • * 2006: Tony Holmes, US Marine Corps And RAAF Hornet Units of Operation Iraqi Freedom
    • These record imagery from all three recce sensors - IR, EO and SAR.
  • * 2006: Hew Strachan, Big Wars And Small Wars: The British Army and the Lessons of War in the 20th Century
    • Reconnaissance (recce ) patrols were the most effective solution that the British and Indian Army designed to identify Japanese units and their intentions, as these could move through the jungle without alerting the enemy to their presence.

    Verb

  • (British, Canada, military slang) Reconnoitre.
  • * 1961: John Sibly, You'll Walk to Mandalay: A Novel
    • I told the boys to stock up with all they could, and went back to the village to recce for someone to pay as per orders.
  • * 2006: James Scott, The Sweaties
    • Take him down there with Entry Two and recce first. If he can't confirm it, we pull out.

    Synonyms

    * (mainly US) recon