Si

See also: Appendix:Variations of "si"

Translingual

Symbol

Si

1. (chemistry) silicon.

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English

Etymology 1

From clipping of various words beginning with the syllable /saɪ/.

Pronunciation

• IPA^(key): /saɪ/
• Rhymes: -aɪ

• Audio (US):

  (file)

• Homophones: sigh, sie, sai, psi, xi, scye, Sy, Cy, Si

Proper noun

Si

1. A diminutive of the male given name Simon.
2. A diminutive of the male given name Silas.

Alternative forms

• Sy

Etymology 2

From the pinyin romanization of various Chinese characters pronounced ／sɨ／ in Mandarin.

Pronunciation

• IPA^(key): /sɪ/

Proper noun

Si

1. (historical geography) Various prefectures of imperial China.

   Synonyms: Sizhou, Ssu, Ssu-chou

Anagrams

• 'is, I's, IS, Is, i's, is, is-

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Alemannic German

Etymology

See si (“they”). Cognate with German Sie.

Pronoun

Si

1. (polite) you (singular and plural)

Declension

Alemannic German personal pronouns

		nominative	accusative	dative	possessive m
1st person singular		ich, i	mich, mi	mir, mier, mer	min, miin
2nd person singular	familiar	du	dich, di	dir, dier, der	din, diin
	polite	Si		Ine, Ene, -ne	Ire
3rd person singular	m	er	in, en	im	sin, siin
	f	si		ire
	n	es, 's, -s		im	sin, siin
1st person plural		mir, mer	üs, öis, ois, eus		üse, öise, oise, euse
2nd person plural		ir, ier	öi, eu		öie, eure
3rd person plural		si		ine, ene, -ne	ire