Longman Dictionary of Contemporary English
tax break
noun
EXAMPLES FROM OTHER ENTRIES
▪ a tax break for small business owners
EXAMPLES FROM CORPUS
▪ Any advantage that a tax break can achieve, a subsidy can accomplish just as easily.
▪ Because the tax break for mortgage interest would disappear, the finances of home ownership would change.
Wiktionary
tax break
n. A deduction in tax that is given in order to encourage a certain economic activity or a social objective
WordNet
tax break
n. a tax deduction that is granted in order to encourage a particular type of commercial activity [syn: tax benefit]
Wikipedia
Tax break
Tax break is a term referring to any item which avoids taxes, including any tax exemption, tax deduction, or tax credit. It is also used in the United States to refer to favorable tax treatment of any class of persons.
As of 2013, expansion and exploitation by major corporations of like-kind exchanges, originally intended to relieve family farmers of capital gains tax when swapping land or livestock, was cited by The New York Times as an example of the need for tax reform.