hyperemesis
hy·per·em·e·sis/ˌhaɪ.pɚˈɛm.ɪ.sɪs/noun
hyperemesis is a noun meaning “Severe and excessive vomiting” (English Wiktionary, September 2026). It is spelled H-Y-P-E-R-E-M-E-S-I-S and has 5 syllables (hy·per·em·e·sis), and it appears about once in every 15 million words in written English (wordfreq, 2021 data). The plural of hyperemesis is hyperemeses.
What does hyperemesis mean?
noun
- 1
Severe and excessive vomiting.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce hyperemesis?
- UK /ˌhaɪ.pɚˈɛm.ɪ.sɪs/
Hyperemesis has 5 syllables, split hy·per·em·e·sis in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of hyperemesis
- hyperemeses plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is hyperemesis?
Hyperemesis appears about once in every 15 million words in written English, the 115,751st most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Where does hyperemesis come from?
From hyper- + emesis.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).