Search Dictionary
Definition of wasteful
wasteful
/ˈweɪstfəl/
waste · ful
Adverb:wastefully
wasteful Lexical Profile
CEFR
B1
Grade
5
Tier
2
Usage
Top 5k
Syllables
2
wasteful Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Using or expending something of value, such as money, resources, time, or energy, carelessly, extravagantly, or to no useful purpose.
Example
"Leaving the lights and air conditioning running in an empty office building is an extremely wasteful habit."
Synonyms
View all synonyms for wasteful Antonyms
View all antonyms for wasteful• Rhymes for wasteful
• Nearby Words
Word Origin & Etymology
Formed in Middle English around the late 13th century by combining the noun 'waste' (derived via Old Northern French from Latin 'vastus', meaning 'empty' or 'desolate') with the Old English suffix '-ful'.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Wasteful. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/wasteful