unsubstantiated
UK/ʌnsəb'stænʃɪeɪtɪd/US/'ʌnsәb'stænʃieitid/
TOEFLGREC2
Definitions
adj.
Not supported by evidence or proof.
未经证实的；无事实根据的。
Root Breakdown
Root-derivedun-not, reversal
+
sub-under, below
+
-iatesuffix
+
-edbefore, in front of (Latin ante)
=unsubstantiated
un- (not) + substantiate. To substantiate is to give substance to — sub- (under) + st (stand) = what 'stands under' a claim as its foundation. Unsubstantiated means nothing solid stands under it.
Root st still carries 376 more wordsCommon Collocations
- 1.unsubstantiated claim未经证实的声明
- 2.unsubstantiated allegation未经证实的指控
- 3.unsubstantiated rumor未经证实的传闻
Example Sentences
- 1.
The article was based on unsubstantiated rumors.
- 2.
Police dismissed the unsubstantiated allegations.