Definition of observationalist in English:

observationalist

adjective

Philosophy
  • Adhering to observationalism; practising observational as opposed to theoretical work; (also, more generally) using observation as a principal method of working.

noun

Philosophy
  • A person who employs observation as a principal method of working (opposed to theoretician, theorist). Also (Philosophy): an adherent of observationalism.

Origin

1950s; earliest use found in Mind. From observational + -ist.

Pronunciation

observationalist

/ˌɒbzəˈveɪʃn(ə)lɪst//ˌɒbzəˈveɪʃ(ə)nəlɪst//ˌɒbzəˈveɪʃ(ə)nəlɪst/