- Not even or regular in pattern or movement; unpredictable: her breathing was erraticMore example sentences
unpredictable, inconsistent, changeable, variable, inconstant, uncertain, irregular, unstable, turbulent, unsteady, unsettled, unreliable, undependable, changing, ever-changing, volatile, varying, shifting, fluctuating, fluid, mutable, protean, fitful, wavering, full of ups and downs; mercurial, capricious, whimsical, fickle, flighty, giddy, impulsive, wayward, temperamental, highly strung, excitable, moody• informal blowing hot and cold• technical labile
- A wave of hands suddenly rose high in the air as each one moved about in erratic and unpredictable movements, each as unique as the children's personality.
- Rapid eye movement sleep is characterized by a highly erratic breathing pattern and could not be simulated with current technology.
- Of course, if that kind of erratic weather pattern appeared during winter, then I guessed that a blizzard would appear.
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- (also erratic block or boulder) Geology A rock or boulder that differs from the surrounding rock and is believed to have been brought from a distance by glacial action: the source of stone for the whetstones may have been glacial erraticsMore example sentences
- Huge glacial erratics, boulders unlike most of the other rocks in their surroundings, stand in mute testimony to their cross-country transport by advancing ice.
- In the absence of other sources of building stone, glacial erratics have been extensively used in Finland and northern Poland.
- The rocks weighed about 40 kg and included two large pieces of unaltered vesicular basalt with many small attached organisms and numerous smaller rocks including a few glacial erratics.
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- She persuaded her estranged husband to make the payments, though he does so erratically.
- Capitalisation is often omitted or used erratically, except for names.
- That initial enthusiasm seems to have fallen away now, and the whole system is running slowly and erratically.
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- Is it a degree of erraticism to just fire your defense team, fire your security guards, then new security guards were hired, then they were fired, then a new team brought in.
- But his brilliance was often offset by his erraticism, and this erraticism infuriated her.
- Working for Casey was a trial for everybody, partly because of his growing erraticism and partly because of his own rightwing tendencies.
late Middle English: from Old French erratique, from Latin erraticus, from errare 'to stray, err'.