Where does “excavator” come from?

Excavator comes from English excavate, from Latin excavatus, the past participle of excavo, meaning to hollow out, formed from Latin ex- and the root ḱewh₁- in Proto-Indo-European.

excavator (English): A person who excavates; A curette used to scrape...

Definitions

  1. A person who excavates; A curette used to scrape...

Ancestry of “excavator”, step by step

excavator traces back through two separate lines of ancestry.

via English excavate

StepLanguageWordMeaning
1EnglishexcavateTo make a hole in (something); to hollow
2Latinexcavātusexcavated
3Latinexcavōto hollow out, excavate
4LatinexA name of the letter "X"; out of, from
5Latincommūnicōto impart, share
6Latincommūniscommon, commonplace, ordinary, general, universal, shared, shared alike, of both sides, belonging to two or more together
7Old Latincom(m)oinis
8Proto-Italickommoiniscommon
9Proto-Indo-Europeanḱom-moy-ni-held in common
10Proto-Indo-Europeanḱómbeside, near, by, with
11Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
12Middle Englishkyt
13Germankittputty certain kinds of cement used for fixing e.g. window panes
14Old High Germankuti
15Proto-West Germanickwidugum, resin
16Proto-Germanickweduzresin
17Proto-Indo-Europeangʷet-resin, gum; to say, speak

via English ‐or

StepLanguageWordMeaning
1English‐orCreates an agent noun, often from a verb, indicating a person or object (often machines or parts of them) that do the verb or part of speech with which they are formed
2Middle English-our
3Old French-eorAlternative form of -or
4Latin-ator-ator, -er; second-person singular future passive...
5Latin-tor-er
6Proto-Italic-tōrForms agent nouns to verb stems
7Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
8Proto-Indo-European-tor-s

Words derived from “excavator

Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduzEvery word from Proto-West Germanic kwidu
excavator — Etymology, Origin & Word History | Etymology Explorer