variability
UK/.vєәriә'biliti/US
TOEFLB1
Definitions
n.
The tendency or degree to which something varies or changes
可变性，变异性；易变程度
Root Breakdown
Root-derived+
-abil-capable of, worthy of
+
-itystate, quality, condition
=variability
vari- (vary) + -able (able to) + -ity (state of) = 'the state of being able to vary': how much or how readily something changes. A technical term, common in science and statistics (heart-rate variability, genetic variability).
Root vari still carries 8 more wordsCommon Collocations
- 1.genetic variability遗传变异性
- 2.high variability高度可变性
- 3.climate variability气候变率
Example Sentences
- 1.
There is high variability in rainfall from year to year.
- 2.
The study measured the variability of heart rate during sleep.