Definition of observationality in English:

observationality

noun

  • Dependence upon observation as opposed to theory.

Origin

1960s; earliest use found in W. V. Quine (1908–2000), philosopher. From observational + -ity; compare -ality.

Pronunciation

observationality

/ˌɒbzəveɪʃəˈnalɪti/ /ˌɒbzəveɪʃnˈalɪti/