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Erratic vs Unusual - What's the difference?

erratic | unusual |

As adjectives the difference between erratic and unusual

is that erratic is unsteady, random; prone to unexpected changes; not consistent while unusual is unlike what is expected; differing in some way from the norm.

As a noun erratic

is (geology) a rock moved from one location to another, usually by a glacier.

erratic

English

Alternative forms

* erratick, erraticke, erratique (obsolete)

Adjective

(en adjective)
  • unsteady, random; prone to unexpected changes; not consistent
  • Henry has been getting erratic scores on his tests: 40% last week, but 98% this week.
  • Deviating from the common course in opinion or conduct; eccentric; odd.
  • erratic conduct

    Derived terms

    * erratically

    Antonyms

    * consistent

    Noun

    (en noun)
  • (geology) A rock moved from one location to another, usually by a glacier.
  • * 2003 , (Bill Bryson), A Short History of Nearly Everything , BCA 2003, p. 372:
  • 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.
  • Anything that has erratic characteristics.
  • Anagrams

    *

    unusual

    English

    Alternative forms

    * unusuall (obsolete)

    Adjective

    (en adjective)
  • Unlike what is expected; differing in some way from the norm.
  • *
  • , title=(The Celebrity), chapter=2 , passage=I had occasion […] to make a somewhat long business trip to Chicago, and on my return […] I found Farrar awaiting me in the railway station. He smiled his wonted fraction by way of greeting, […], and finally leading me to his buggy, turned and drove out of town. I was completely mystified at such an unusual proceeding.}}
  • Not usual.
  • Synonyms

    * (different from the expected) abnormal, rare, strange, weird, (stronger) extraordinary ** See also

    Antonyms

    * (different from the expected) normal, usual