hei

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hei^¹

noun heis

alternative Alternative spelling of he (Hebrew letter)

HEI^²

noun HEIs

abbreviation, countable, initialism, uncountable Initialism of higher education institution
abbreviation, countable, initialism, uncountable Initialism of high-explosive incendiary
abbreviation, countable, initialism, uncountable Initialism of hot-carrier injection
abbreviation, countable, initialism, uncountable Initialism of human-environment interaction
abbreviation, countable, initialism, uncountable Initialism of high-efficiency incandescent (“a type of light bulb”).

proper noun

abbreviation, initialism Initialism of Healthy Eating Index
abbreviation, initialism Initialism of high energy ignition

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MLA

"hei." Wiktionary, via Micwyn, micwyn.com/word/hei. Accessed 6 Nov. 2026.

APA

hei. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/hei

Chicago

"hei." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/hei.

BibTeX

@misc{hei_2026,
  title = {hei},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/hei},
  urldate = {2026-11-06}
}

hei