How to use erratic in a sentence
28 example sentences · adjective, noun
Erratic means unsteady, random; prone to unexpected changes; not consistent. Example: “Henry has been getting erratic scores on his tests: 40% last week, but 98% this week.”
Examples of erratic by meaning
adjectiveUnsteady, random; prone to unexpected changes; not consistent.
- Henry has been getting erratic scores on his tests: 40% last week, but 98% this week.
- When we found you on the street, your behavior was all erratic and it seemed like you were having a panic attack.
- The V-2's directional system was notoriously erratic.2010, Mary Roach, “You Go First: The Alarming Prospect of Life Without Gravity”, in Packing for Mars: The Curious Science of Life in the...
adjectiveDeviating from normal opinions or actions; eccentric; odd.
- Investigators were careful not to rule out Bryce’s erratic behaviour in his final days, including the giveaways, the sudden breakup, and the hours spent parked by the side of the freeway.2026 July 18, Nicholas Muhoro, “Bryce Laspisa Vanished Near Castaic Lake After Spending 13 Hours Parked on a California Highway”, in Skip...
nounA rock moved from one location to another, usually by a glacier.
- The term for a displaced boulder is an erratic, but in the nineteenth century the expression seemed to apply more often to the theories than to the rocks.2003, Bill Bryson, A Short History of Nearly Everything, BCA, page 372
- Stranded in their new surroundings with rocks with which they share no common geology, their out-of-place-ness is evoked by their name: “erratics”.2015 May 4, Dominick Tyler, “10 UK landscape features that you’ve probably never heard of”, in The Guardian
More sentences with erratic
- Two more torpedoes were fired; one ran erratic; the second hit amidships.From the entry amidships
- Last year, he was down at heel, homeless and had an erratic relationship with his family.2003, Lynda Lee-Potter, "Sex-crazed fans . . .," Daily Mail (UK), 27 Dec. (retrieved 20 Jan. 2010). From the entry down at heel
- Nuggety veins are characterized by localized, erratic, high-grades and coarse-free gold.2000, T.N. Michalakopoulos, G.N. Panagiotou, Mine Planning and Equipment Selection 2000, →ISBN, page 45. From the entry nuggety
- As for sundries, these are very often caused by erratic bowling or a nasty pitch.1999, Ashok Kumar, “Wicket-keeping”, in Cricket (DPH Sports Series), New Delhi: Discovery Publishing House, published 2006, →ISBN, page 145. From the entry sundry
- These "dark erratics" or "omars", have been used extensively as indicators of ice flow direction.1997, Arkansas Archeological Survey Research Series, page 26. From the entry omar
- Across the northern portion of Texas prairiedom the Trinity River runs an erratic course toward the southeast.1959, Seymour V. Connor, The Peters Colony of Texas, page 46. From the entry prairiedom
- A jiu jitsu trick and somewhat erratic marksmanship were all that had saved the President.1944 April 17, “Mexico: At the Palacio Nacional”, in Time, retrieved 13 May 2014. From the entry powder burn
- He isn’t angry, bigoted, cruel, demagogic, erratic, frightening or gross.2020 August 17, Bret Stephens, “On Being a Biden Conservative”, in The New York Times. From the entry isn't
- The V‐2’s directional system was notoriously erratic.2010, Mary Roach, “You Go First: The Alarming Prospect of Life Without Gravity”, in Packing for Mars: The Curious Science of Life in the…. From the entry laid-back
- With the addition of pavement marking arrows, erratic maneuvers such as lane changes through the gore and attempted lane changes decreased.2010, John L. Campbell, Human Factors Guidelines for Road Systems, page 20-5. From the entry gore
- I began an erratic and increasingly steep slalom.1979, J.G. Ballard, The Unlimited Dream Company, chapter 1. From the entry slalom
- The scene was neighboring Sweden-Finland, which during the Counter Reformation era was ruled by Gustav Vasa’s gifted but somewhat erratic sons.1974, Marvin R. O’Connell, The Counter Reformation, 1559–1610, page 220. From the entry Counter Reformation
- A seasonally erratic egg to larva ratio is pointed out.1954, Contribution - Hawaii Marine Laboratory, page 186. From the entry larva
- The Treasury was entrusted to the pococurante capacity of Grafton, the Exchequer to the erratic genius of Charles Townshend.1909, Ward A. W., Prothero G. W., Leathes Stanley K.C.B., Lord Acton, The Cambridge Modern History, volume VI, page 20. From the entry pococurante
- Republicans will have their work cut out for them trying to shift blame to Democrats for their own erratic, haphazard and incoherent process.2018 January 18, Jennifer Rubin, “How the Republicans are blowing their blame game”, in The Washington Post. From the entry have one's work cut out for one
- PCO translucent opacities apparently induce erratic light-scatter within the eye, which results in a combination of underilluminated retinal areas and in an increased PSD.2015 June 8, Jose Javier Garcia-Medina et al., “Does Posterior Capsule Opacification Affect the Results of Diagnostic Technologies to…. From the entry underilluminated
- The bottom line is that a mentally ill man must find women who will disregard his disruptive and sometimes pathological behaviors and erratic lifestyle.2011, Sandra L. Brown, How to Spot a Dangerous Man Before You Get Involved: Describes 8 Types of Dangerous Men, Gives Defense Strategies…. From the entry hypertolerant
- Surfers Paradise is just over the border in Queensland, and I was eager to dip a toe into that interesting and erratic state.2001, Bill Bryson, In a Sunburned Country. From the entry dip a toe into
- His aim grew more erratic as the monster approached, with some bullets flying wild into the wood pile or kicking up plumes of dirt far behind his target.2022 October 24, Kothardarastrix [pseudonym], “A Nightmare on 17th Street”, in SCP Foundation, archived from the original on 16 Jan 2024. From the entry yippee ki-yay
- There must be hundreds of them killed every summer day - and, it's no wonder when one observes the erratic, hippity-hop way they try to cross the road.1987, G. Bennett, Birdfinding in Canada, page 21. From the entry hippity-hop
- How these developments might come about and what they will mean for humanity seems far more important to probe than Isaacson’s preferred focus on explaining Musk’s abusive, erratic, impetuous behavior.2023 September 24, Sarah Frier, “We Don’t Need Another Antihero”, in The Atlantic. From the entry impetuous
- Denise called Frank a "dry drunk." He no longer drank but he continued to indulge in "the same wild, erratic behavior binges" without the "excuse of alcohol" in his system.2013, Kate Maloy, Margaret Jones Patterson, Birth Or Abortion?: Private Struggles in a Political World, →ISBN. From the entry dry drunk
Meaning of erratic
- adjective Unsteady, random; prone to unexpected changes; not consistent.
- adjective Deviating from normal opinions or actions; eccentric; odd.
- noun A rock moved from one location to another, usually by a glacier.
Questions about erratic in a sentence
- How do you use erratic in a sentence?
- Erratic is used as an adjective and noun. For example: “Henry has been getting erratic scores on his tests: 40% last week, but 98% this week.”
- What is a short sentence with erratic?
- “The V-2's directional system was notoriously erratic.”
- What does erratic mean?
- Erratic means unsteady, random; prone to unexpected changes; not consistent.
Source and license
Adapted from Wiktionary: erratic (page history and authors) and the entries each sentence comes from. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws chose the sentences, left out offensive ones and quotations older than 1900, and marked the word in each. Wiktionary data of 2026-09-02.
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Cite this page: “How to use erratic in a sentence.” Word.ws, https://word.ws/sentences/erratic. Based on Wiktionary, CC BY-SA 4.0.
