(n) reliable source
(v1,vt) to ascertain
to check
to make sure
(P)
(adj-f) certain
definite
(n,adj-no) determined
steadfast
unswerving
unshakable
(n) absolutely secure
(n) (comp) definable
(n) fixed content
settled matter
done deal
(n) final income tax return
final declaration
final report
(n) fixed date
(n) final decision
(exp) after checking
after verification
(n) (comp) validation test
(n) stochastic process
(n) random error
(n) random sample
(n) probability distribution
(n) stochastic variable
random variable
(n) (comp) probability density
(n) (comp) probability theory
(n) machine-validation
(n) joint probability
(n) chance of precipitation
chance of rain
(n) double check
(n,vs) securing financial resources
(n) securement of resources
(n) marginal probability
(n) ID
person's identity
checking background
(n) pinpoint bombing
(n,adj-na,adj-no) unmatched (unparalleled) accuracy
(n) (comp) transition probability (e.g. in a Markov chain)