The first ever chronograph. Stopwatches that count by 1/100 of a second are commonly mistaken[by whom?] a Optional split intervals and alarm sound. A Clock or Countdown with a video background. Great to Relax or Sleep! Accessed 11 Jan. 2021. A watch that can be instantly started and stopped by pushing a button and used to measure an exact duration of time. -. A large digital version of a stopwatch designed for viewing at a distance, as in a sports stadium, is called a stop clock. For stopwatches, the units of time that are generally used when observing a stopwatch are minutes, seconds, and 'one-hundredth of a second'.[5]. {\displaystyle \sigma _{Q}={\sqrt {\sigma _{a}^{2}+\sigma _{b}^{2}}}}. Digital electronic stopwatches are available which, due to their crystal oscillator timing element, are much more accurate than mechanical timepieces. ‘The timer eliminated the need for a stopwatch and enabled participants to start at their leisure.’ ‘The teacher fished out a stopwatch from her shorts' pocket and gave the signal to go.’ ‘They've got … Send us feedback. The device is used when time periods must be measured precisely and with a minimum of complications. Normally, humans will take about 180–200 milliseconds to detect and respond to visual stimulus. Multi-Function PLT200 is a 32 function Tachometer/Ratemeter, Totalizer/Counter and Timer (stopwatch), which is programmable in both English and Metric linear rates. A watch with a hand or a digital readout that can be started and stopped instantly so as to indicate seconds or fractions of seconds, as for timing races. b 10.03s, … A watch worn on a strap round the wrist. ‘In our personal lives, timings are crucial also: our … Download the Online Stopwatch Application for your PC or MAC. a type of watch used for timing events, such as sporting events, accurately, having a device for stopping the hand or hands instantly. Its first use was in ski racing but was later used by the World University Games in Moscow, Russia, the U.S. NCAA, and in the Olympic trials. The timing functions are traditionally controlled by two buttons on the case. No, this isn't some obscure retrospective application of relativity, we're talking about the invention of the stopwatch. These devices measure and display … σ 2 -. Also has a 12/24 hour alarm clock, calendar, LCD display, and an … In most science experiments, researchers will normally use SI or the International System of Units on any of their experiments. It might look like it’s from the 80s, but don’t worry, there’s still a hefty helping of modern implementation, including a 1/100 second digital stopwatch, variable measuring modes, battery life of … Download. Learn more. For example, if a stopwatch … [3] To get more accurate results, most researchers use the propagation of uncertainty equation in order to reduce any error in experiments. The average measurement error using manual timing was evaluated to be around -0.04 s when compared to electronic timing, in this case for a running sprint. Keep … The runs were timed to the nearest second using a digital stopwatch. stopwatch meaning: 1. a watch that can be started and stopped in order to measure the exact time of an event…. = It is a kind of watch that stands out for the accuracy and precision with which it can measure the time of an event. Counts up to 24 hours in 1/100th second resolution for the first 30 minutes with a 1 second resolution thereafter. American Heritage Dictionary of the English Language, Fifth Edition. Description: 2d Animation motion graphics showing a hand holding a digital stopwatch or timer and counting up to one millisecond on white screen, green screen with alpha matte in HD high definition. thenumberofdigitsonthedevice'sdisplayforadigitalstopwatchor thesmallest increment or graduation on theface ofananalogstopwatch. c : a device (such as a clock) that indicates by a sound the end of an interval of time or that starts or stops a device at predetermined times. The timer used by the Stopwatch class depends on the system hardware and operating system. The resolution of a stopwatch or timer represents the smallest time interval that the device can display. Download this video clip and other motion backgrounds, special effects, After Effects templates and more. a watch with a hand or a digital readout that can be started and stopped instantly so as to indicate seconds or fractions of seconds, as for timing races. A digital stopwatch application found on an Android device. More example sentences. Download. See the full definition for stopwatch in the English Language Learners Dictionary, Thesaurus: All synonyms and antonyms for stopwatch, Nglish: Translation of stopwatch for Spanish Speakers. Delivered to your inbox! Stopwatch function in a Casio digital wristwatch. When the split time button is pressed while the watch is running it allows the elapsed time to that point to be read, but the watch mechanism continues running to record total elapsed time. ... A large digital version of a stopwatch designed for viewing at a distance, as in a sports … Otherwise, IsHighResolution is false, which indicates that the Stopwatch … The timer for 5 seconds. Timer. A stopwatch is a handheld timepiece designed to measure the amount of time that elapses between its activation and deactivation. Another word for stopwatch. + Online stopwatch. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'stopwatch.' Test Your Knowledge - and learn some interesting things along the way. A timepiece designed to measure the amount of … royalty free stock video and stock footage. {\displaystyle \sigma _{a}} Please tell us where you read or heard it (including the quote, if possible). Learn a new word every day. Can you spell these 10 commonly misspelled words? Download the Online Stopwatch Application for your PC or MAC. Resolution is related to the number of digits on the device’s display for a digital stopwatch, or the smallest increment or graduation on the face of an analog stopwatch. [2] However, in most situations where a stopwatch is used, there are indicators that the timing event is about to happen, and the manual action of starting/stopping the timer can be much more accurate. {\displaystyle \sigma _{b}} See digital in the Oxford Advanced American Dictionary See digital … -. The first digital timer used in organized sports was the Digitimer, developed by Cox Electronic Systems, Inc. of Salt Lake City Utah (1962). σ A press of the second button then resets the stopwatch to zero. For example: If the result from measuring the width of a window is 1.50 ± 0.05 m, 1.50 will be ‘The physician uses a stopwatch or a wristwatch with a second hand to time this activity.’. That means the lightning strikes initiate a geological, But even with those two, that growth took the turn of a calendar, not a, Some fans picked out Busta's deep voice, while clues like the Statue of Liberty and a, Lananna, who previously coached at Oregon, wants college track to reemphasize on-campus competition pitting teams against each other, not individuals scattered around the country competing against a, Post the Definition of stopwatch to Facebook, Share the Definition of stopwatch on Twitter. Because they contain a microchip, they often include date and time-of-day functions as well. Definition of stopwatch in the Definitions.net dictionary. So the smallest possible reading-change is 0.01s; so the stopwatch is capable of reading +/-0.005s However, you would normally take a number of readings to get the average; e.g. Learn more. Forexample, if a stopwatch display showstwo digitstotheright of the What does stopwatch mean? the number of digits on the device’s display for a digital stopwatch or the smallest increment or graduation on the face of an analog stopwatch. [4], σ Pressing the split button a second time allows the watch to resume display of total time. Support is built-in for both our optional … In fully automatic time, both starting and stopping are triggered automatically, by sensors. Find more ways to say stopwatch, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. In manual timing, the clock is started and stopped by a person pressing a button. Great to Relax or Sleep! Countdown 5 seconds. σ Laboratory experiments and sporting events like sprints are good examples. as counting milliseconds, rather than centiseconds. The conceit of the stopwatch is simply that people have a given amount of time that they will spend searching for a given product (or service), and therefore it is essential that (1) your product be up front … σ 2 IsHighResolution is true if the Stopwatch timer is based on a high-resolution performance counter. A stopwatch is used to measure the time interval of an event. What made you want to look up stopwatch? Some may have a connector for external sensors, allowing the stopwatch to be triggered by external events, thus measuring elapsed time far more accurately than is possible by pressing the buttons with one's finger. -. : from Latin digitalis , from digitus ‘finger, toe’. Even though stopwatches are created to be more accurate, humans are still prone to make mistakes every time they use one. b Buy Digital Stopwatch - No Bells, No Whistles, Simple Basic Operation, Silent, Clear Display, ON/Off, Child Friendly, AAA Batteries (Included), Black: Stopwatches - Amazon.com FREE DELIVERY possible on … Definition of stopwatch written for English Language Learners from the Merriam-Webster Learner's Dictionary with audio pronunciations, usage examples, and count/noncount noun labels. A chronograph combines the functions of a stopwatch and a standard watch. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Mechanical stopwatches are powered by a mainspring, which must be wound up by turning the knurled knob at the top of the stopwatch. 'Nip it in the butt' or 'Nip it in the bud'. 'All Intensive Purposes' or 'All Intents and Purposes'? A stopwatch is a handheld timepiece designed to measure the amount of time that elapses between its activation and deactivation. Calibration of Timers and Stopwatches Time interval, which is defined as the elapsed time between two events can be measured by stopwatches and timers. Q Timer. : a watch with a hand or a digital display that can be started and stopped at will for exact timing (as of a race) Examples of stopwatch in a Sentence Recent Examples on the Web Set time goals and wear a watch with a stopwatch … Synonyms Example Sentences Learn More about timer. Meaning of stopwatch. noun. [1] It utilized a Nixie-tube readout and provided a resolution of 1/1000 second. Pressing the top button starts the timer running, and pressing the button a second time stops it, leaving the elapsed time displayed. “Stopwatch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stopwatch. 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