Definition of IS (original) (raw)
present tense third-person singular of
dialectal present tense first-person and third-person singular of
dialectal present tense plural of
1
: equal : homogeneous : uniform
3
: for or from different individuals of the same species
Word History
Etymology
Middle English, from Old English; akin to Old High German ist is (from sīn to be), Latin est (from esse to be), Greek esti (from einai to be)
Combining form
Late Latin, from Greek, from isos equal
Rhymes for is
Browse Nearby Words
Articles Related to is
Cite this Entry
“Is.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/is. Accessed 15 May. 2026.
Kids Definition
present 3rd singular of be
is-
2 of 2 combining form
Etymology
Combining form
derived from Greek isos "equal"
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