- 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.
Origin of costly
SynonymsSee more synonyms on Thesaurus.com
1. dear, high-priced. See expensive.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for costliness
Here every object was estimated, not for its beauty or elegance, but by its costliness.Tales And Novels, Volume 5 (of 10)
When costliness rather than beauty is the effect of flowers, the display is vulgar.The Etiquette of To-day
Edith B. Ordway
From its costliness, however, this is only desirable for small work.On Laboratory Arts
That other argument as to the costliness of old men to the state was for the present dropped.The Fixed Period
It reminds us of the costliness of much of our self-indulgence.George Muller of Bristol
Arthur T. Pierson
- of great price or value; expensive
- entailing great loss or sacrificea costly victory
- splendid; lavish
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for costliness
Online Etymology Dictionary, © 2010 Douglas Harper