costly

Definition of Costly in English :

1. costly, dearly-won

entailing great loss or sacrifice

Example Sentences:
'a dearly-won victory'

having a high price

Example Sentences:
'costly jewelry'
'high-priced merchandise'
'much too dear for my pocketbook'
'a pricey restaurant'

WordNet Lexical Database for English. Princeton University. 2010.

Costly

adjective -lier or -liest

1.

of great price or value; expensive

2.

entailing great loss or sacrifice

a costly victory

3.

splendid; lavish

adjectiveWord forms: ˈcostlier or ˈcostliest

1.

a.

costing much; expensive; dear

b.

at the cost of great effort, damage, sacrifice, etc.

a costly victory

2.

magnificent; sumptuous

3. Archaic

lavish; extravagant

adj. cost·li·er, cost·li·est

1. Of high price or value; expensive: costly jewelry.

2. Entailing loss or sacrifice: a costly war.