whereby

1 of 2

conjunction

where·​by (h)wer-ˈbī How to pronounce whereby (audio)
(ˌ)(h)wər-
: by, through, or in accordance with which

whereby

2 of 2

adverb

obsolete
: by what : how

Word History

First Known Use

Conjunction

13th century, in the meaning defined above

Adverb

14th century, in the meaning defined above

Time Traveler
The first known use of whereby was in the 13th century

Cite this Entry

“Whereby.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/whereby. Accessed 24 Feb. 2024.

Kids Definition

whereby

conjunction
where·​by
hwe(ə)r-ˈbī,
hwa(ə)r-,
we(ə)r-,
wa(ə)r-,
(ˌ)hwər-,
(ˌ)wər-
: by, through, or in agreement with which

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