say it: TEH-sting
testing is a noun meaning "the act of subjecting to experimental test in order to determine how well something works". It carries 3 recorded senses.
the act of subjecting to experimental test in order to determine how well something works
“they agreed to end the testing of atomic weapons”
an examination of the characteristics of something
“there are laboratories for commercial testing”
“it involved testing thousands of children for smallpox”
the act of giving students or candidates a test (as by questions) to determine what they know or have learned
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for testing come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.