costly
[ kawst-lee, kost- ]
/ ˈkɔst li, ˈkɒst- /
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adjective, cost·li·er, cost·li·est.
costing much; expensive; high in price: a costly emerald bracelet; costly medical care.
resulting in great expense: The upkeep of such a large house is costly.
resulting in great detriment: It was a costly mistake because no one ever trusted him again.
of great value; very valuable; sumptuous.
lavish; extravagant.
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Origin of costly
synonym study for costly
1. See expensive.
OTHER WORDS FROM costly
cost·li·ness, nouno·ver·cost·li·ness, nouno·ver·cost·ly, adjectiveun·cost·ly, adjectiveDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use costly in a sentence
British Dictionary definitions for costly
costly
/ (ˈkɒstlɪ) /
adjective -lier or -liest
of great price or value; expensive
entailing great loss or sacrificea costly victory
splendid; lavish
Derived forms of costly
costliness, nounCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
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