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单词 saccade
释义

Definition of saccade in English:

saccade

noun saˈkɑːdsəˈkäd
usually saccadestechnical
  • A rapid movement of the eye between fixation points.

    〈技〉(眼)扫视,跳阅

    Example sentencesExamples
    • The pattern of fixations and saccades during visual exploration of a scene using only the eyes is strikingly similar to the intermittent locomotion of an animal searching for food in a physical landscape.
    • Data were also excluded if the display change did not occur during the saccade to the target word.
    • Further, the saccades - the jumps the eye makes - are stored and perhaps used later for data recall.
    • He started staring at them really intently, and his eyes were making these little saccades over the patterns, scanning them like crazy.
    • An interesting way to observe the effect of drifts, along with associated saccades, on your visual system is to carefully study the type of graphic shown here.
    • Also, in a variation of the boundary paradigm used in reading research, they obtained evidence that Chinese readers rely on phonological codes when integrating information across saccades.
    • The display change was accomplished in 6.25 ms so that the changes typically occurred during the saccade that crossed the boundary location and participants were not aware of the change when it occurred during the saccade.
    • A reader's eye still moves in a series of jumps and stops known as saccades and fixations.

Derivatives

  • saccadic

  • adjective saˈkadɪk
    technical
    • In doing so, they perform saccadic movements, smooth pursuit movements, vergence movements, vestibular movements, and accommodation.
      Example sentencesExamples
      • The current analyses showed that response time, number of fixations per trial, initial saccadic latency, fixation duration, and saccadic amplitude varied as a function of the ratio between the red and blue items.
      • Blinks and saccadic eye movements (associated with reading, while the participant was awake) could easily be distinguished from the horizontal slow eye movements that appeared in Stage 1 sleep.
      • However, there is also a genuine decrease in sensitivity to light during a saccade - called saccadic suppression.
      • Previous studies have shown that the right hemisphere is responsible for the eye movements in REM sleep, which are saccadic scans of targets in the dream scene.

Origin

Early 18th century (in the sense 'jerking movement'): from French, literally 'violent pull', from Old French saquer 'to pull'.

Rhymes

Assad, aubade, avant-garde, backyard, ballade, bard, Bernard, bombard, canard, card, charade, chard, couvade, croustade, Cunard, facade, glissade, guard, hard, ill-starred, interlard, lard, Montagnard, nard, pard, petard, pomade, promenade, regard, rodomontade, roulade, Sade, salade, sard, shard, unmarred, unscarred, yard

Definition of saccade in US English:

saccade

nounsəˈkäd
usually saccadestechnical
  • A rapid movement of the eye between fixation points.

    〈技〉(眼)扫视,跳阅

    Example sentencesExamples
    • An interesting way to observe the effect of drifts, along with associated saccades, on your visual system is to carefully study the type of graphic shown here.
    • The pattern of fixations and saccades during visual exploration of a scene using only the eyes is strikingly similar to the intermittent locomotion of an animal searching for food in a physical landscape.
    • Further, the saccades - the jumps the eye makes - are stored and perhaps used later for data recall.
    • Also, in a variation of the boundary paradigm used in reading research, they obtained evidence that Chinese readers rely on phonological codes when integrating information across saccades.
    • The display change was accomplished in 6.25 ms so that the changes typically occurred during the saccade that crossed the boundary location and participants were not aware of the change when it occurred during the saccade.
    • A reader's eye still moves in a series of jumps and stops known as saccades and fixations.
    • He started staring at them really intently, and his eyes were making these little saccades over the patterns, scanning them like crazy.
    • Data were also excluded if the display change did not occur during the saccade to the target word.

Origin

Early 18th century (in the sense ‘jerking movement’): from French, literally ‘violent pull’, from Old French saquer ‘to pull’.

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更新时间:2024/12/27 15:48:45