1

tester

play
noun test·er \ˈtes-tər\

Definition of tester

  1. :  one that tests or is used for testing

1661

First Known Use of tester

1661


2

tester

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noun tes·ter \ˈtēs-tər, ˈtes-\

Definition of tester

  1. :  the canopy over a bed, pulpit, or altar

Origin and Etymology of tester

Middle English, headboard of a bed, canopy, from Anglo-French, from teste head, from Late Latin testa skull, from Latin, shell


First Known Use: 14th century


3

tester

play
noun tes·ter \ˈtes-tər\

Definition of tester

  1. :  teston a

Origin and Etymology of tester

modification of Middle French testart, from teston


First Known Use: 1546


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