~ 1 [ kʌɪ ]
■ noun the twenty-second letter of the Greek alphabet ( Χ , χ ), transliterated as ‘kh’ or ‘ch’.
Phrases
~-square test a statistical method assessing the goodness of fit between a set of observed values and those expected theoretically.
Origin
from Gk.
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~ 2 [ ki: ]
(also qi or ki )
■ noun the circulating life force whose existence and properties are the basis of much Chinese philosophy and medicine.
Origin
from Chin. qì , lit. 'air, breath'.