semi-

English · Español · Français · Deutsch · Italiano · Português · Română · Thesaurus

AI In plain words

Writing a short explanation…

Written by a house AI from the entry below, in your language. The entry itself is the source.

semi-

/sɛmi/
/sɛmaɪ/

Where it comes from

Borrowed from Latin semi- (“half”), from Proto-Indo-European *sēmi/*sēmi-. Cognate to English sam, and to hemi- (via Ancient Greek).

prefix sem-

morpheme half semi-invalid.
Similar: half-, hemi-, demi-
morpheme partial, incomplete
Similar: demi-
morpheme somewhat, rather, quasi- Nothing like a nice hot ethnic dish before you go to see that semi-expensive, semi-meaningful Off-Broadway show.
Similar: quasi-, -ish

Translations

Every language

prefix half (prefix) — see also half-, hemi-, demi-

Español	semi-, hemi-
한국어	반- ban-
日本語	半- han-
中文	半- bàn-
Português	semi-
Français	semi-, demi-, à moitié
Deutsch	halb, semi-
Italiano	semi-, mezzo-
Ελληνικά	ημι- imi-
Română	semi-, demi-, emi-, hemi-
Русский	полу- polu-, семи- semi-
עברית	חצי־ khatsí-, סמי־ sémi-

Talk about this word

Cite this

MLA

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

APA

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

Chicago

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

BibTeX

@misc{semi_2026,
  title = {semi-},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/semi-},
  urldate = {2026-11-06}
}