Where does “observationalist” come from?

observationalist (English) comes from English observational, from English observation, from French observation, from Latin observatio, from Latin observo, from Latin ob-, from Latin obolus, from Ancient Greek ὀβολός — to throw, reach, pierce; to hit by throwing.

observationalist (English): One who relies on empirical observations

Definitions

  1. One who relies on empirical observations

Ancestry of “observationalist”, step by step

observationalist traces back through two separate lines of ancestry.

via English observational

StepLanguageWordMeaning
1EnglishobservationalRelating to observation, especially scientific...
2EnglishobservationThe act of observing, and the fact of being...
3Frenchobservationobservation careful or controlled attention or consideration
4Latinobservatiowatching, observing; observation, attention;...
5LatinobservoI observe, watch; I guard, keep watch over; I...
6Latinob-towards; against
7Latinobolusobolus (Greek coin)
8Ancient Greekὀβολόςobol, obolus, used at Athens as both a weight and...
9Ancient Greekὀβελόςa spit, rod; a horizontal line
10Ancient Greekβέλοςmissile, arrow, dart; weapon; something quickly...
11Proto-Indo-EuropeangʷélHos
12Proto-Indo-EuropeangʷelH-to throw, reach, pierce; to hit by throwing

via English ist

StepLanguageWordMeaning
1EnglishistA practitioner or supporter of an ism
2English-istAdded to words to form nouns denoting
3Old French-iste
4Latin-ista-ist; one who practises or believes
5Ancient Greek-ιστήςAlternative form of -τής; -ist
6Ancient Greek-τήςAppended to verbs to form agent nouns
7Proto-Hellenic-tās
Every word from Proto-Indo-European gʷelH-Every word from Latin ob-Every word from Latin observo