Impetus
hardPositive toneIM-pih-tus
noun
Definition
The force or energy with which a body moves; a driving force
Memory hook
IM-PET-US: The force that IMPELS us forward -- the driving push to get started.
Word roots
Learning roots unlocks whole word families. Study common GRE root words.
Examples
“The new funding gave fresh impetus to the research project.”
“Her success provided the impetus for others to follow.”
Test yourself
Fill in the blank with the right word:
“The new funding gave fresh ______ to the research project.”
Show answer
impetus
Categories
GRE Tip
Impetus is a hard-difficulty GRE word. On the GRE, you might see it paired with synonyms like "stimulus" or "momentum" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "deterrent".
Related GRE Words
catalyst
A person or thing that precipitates an event or change
devitalize
To deprive of strength, vitality, or energy
enervate
To cause someone to feel drained of energy; to weaken
indefatigable
Persisting tirelessly; unable to be fatigued
languorous
Characterized by tiredness or inactivity; pleasantly lazy
torpid
Mentally or physically inactive; lethargic
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