ISEE/SSAT Vocabulary BuilderWordsEerratic
ISEE/SSAThard
erratic
Meaning: not consistent or predictable; irregular
erratic in a sentence
How erratic is used in real sentences:
The old car's erratic engine sputtered and roared without warning.
The patient's erratic heartbeat worried the doctors monitoring the screen.
“By contrast, erratic patches of light, irregularly scattered without a predictable rhythm, make the setting compete for attention.”
— from the passage The Speaking Ground
Synonyms for erratic
Other words for erratic — volatile, irregular and inconsistent — carry the same meaning.
- volatile
- irregular
- inconsistent
Antonyms of erratic
Words that mean the opposite of erratic:
- steady
- consistent
Where it comes from
From Latin errare 'to wander'
Word parts
- err — wander or stray
erratic: err (wander) + -atic (characterized by)
Memory hook
ERR-atic — full of ERRors, wandering off in random directions.