different between theta vs ith

English

Etymology

Borrowed from Ancient Greek ???? (thêta).

Pronunciation

• (UK) IPA^(key): /??i?t?/
• (US) IPA^(key): /??e?t?/

Noun

theta (plural thetas)

1. The eighth letter of the Modern Greek alphabet, ninth in Old Greek: ?, ?.
2. (mathematics) The measure of an angle.
3. (aviation, by extension) Pitch angle; the angle between an aircraft's longitudinal axis and the horizontal plane.
4. (finance) The sensitivity of the value of a derivative with respect to time; the "time decay".
5. (biology) Designating a level of brain activity as measured by electroencephalography having a frequency of between four and seven cycles per second (associated with drowsiness in adults).
   • 2018, Meghan O'Gieblyn, "The Most Unread Book Ever Acclaimed", The Paris Review, 19 September:

     The reader is less likely to throw the book down in a fit of disgust than she is to be lulled into a theta state, a highway hypnosis induced by page after page of incantatory prose.

6. (phonology) The voiceless dental fricative represented by ?.

Hypernyms

• (measure of derivative price sensitivity): Greeks (includes list of coordinate terms)

Coordinate terms

(pitch angle of an aircraft):

• alpha
• beta
• gamma

Derived terms

• theta wave
• thetan

Translations

Descendants

• ? Malay: teta

Catalan

Etymology

From the Ancient Greek ???? (thêta).

Pronunciation

• (Balearic, Central) IPA^(key): /?t?.t?/
• (Valencian) IPA^(key): /?t?.ta/

Noun

theta f (plural thetes)

1. theta; the Greek letter ? (lowercase ?).

Further reading

• “theta” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.
• “theta” in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana.
• “theta” in Diccionari normatiu valencià, Acadèmia Valenciana de la Llengua.

Czech

Alternative forms

• théta

Etymology

From the Ancient Greek ???? (thêta).

Pronunciation

• IPA^(key): [?t?ta]

Noun

theta n

1. theta (Greek letter)

Italian

Etymology

From the Ancient Greek ???? (thêta).

Pronunciation

• IPA^(key): /?te.ta/

Noun

theta m or f (invariable)

1. theta (Greek letter)

Pali

Alternative forms

Adjective

theta

1. reliable
2. trustworthy

Portuguese

Noun

theta f (plural thetas)

1. Obsolete spelling of teta (used in Portugal until September 1911 and died out in Brazil during the 1920s).

Spanish

Etymology

From Ancient Greek ???? (thêta).

Pronunciation

• IPA^(key): /?teta/, [?t?e.t?a]

• IPA^(key): /?tita/, [?t?i.t?a]

Noun

theta f (plural thetas)

1. theta; the Greek letter ?, ?

   Synonyms: zeta, tita

English

Etymology 1

From i +? -th.

Alternative forms

• ith
• Sometimes written as i'th or i-th

Pronunciation

• (UK, US) IPA^(key): /a??/, [a???]

Adjective

ith (not comparable)

1. (mathematics) Occurring at position i in a sequence.

Related terms

• nth

Translations

Etymology 2

From Pitman ess and ish, which it is related to phonetically and graphically, and the sound it represents.

Pronunciation

• (UK, US) IPA^(key): /??/

Noun

ith (plural iths)

1. The letter ?(?, which stands for the th sound (/?/) in Pitman shorthand.

Related terms

• thee
• ish
• theta, the name of the IPA letter for this sound

Anagrams

• HIT, hit, iht, thi-

Albanian

Etymology

From Proto-Albanian *its, from Proto-Indo-European *e??s (“from, out of”). Related to Lithuanian ìš, Latvian iz and Old Prussian is. The change in meaning is a part of the wider sematic shift of prepositions (see nga); the old meaning is preserved in the prefix sh- (partially influenced by a homonymous prefix of Latin origin continuing Latin dis-).

Adverb

ith

1. (obsolete) behind

Related terms

• ind

References

Irish

Etymology

From Old Irish ithid (“eats, bites, devours; grazes”), from Proto-Celtic *?iteti, from Proto-Indo-European *peyt-. The future stem is from Old Irish ·íss, from Proto-Celtic *?i?its?ti.

The occasional Munster past tense form duaidh is from Old Irish ·dúaid (deuterotonic do·fúaid), from dí- + fo- + Proto-Celtic *ed-, from Proto-Indo-European *h?ed-.

Pronunciation

• IPA^(key): /?/, /?h/
• (Aran) IPA^(key): /i?/

Verb

ith (present analytic itheann, future analytic íosfaidh, verbal noun ithe, past participle ite)

1. eat

Conjugation

Mutation

References

• "ith" in Foclóir Gaeilge–Béarla, An Gúm, 1977, by Niall Ó Dónaill.
• Gregory Toner, Maire Ní Mhaonaigh, Sharon Arbuthnot, Dagmar Wodtko, Maire-Luise Theuerkauf, editors (2019) , “ithid”, in eDIL: Electronic Dictionary of the Irish Language
• Finck, F. N. (1899), Die araner mundart, Marburg: Elwert’sche Verlagsbuchhandlung, vol. II, p. 136.
• Holmer, Nils M. (1962). The Dialects of Co. Clare, part I. Dublin: Royal Irish Academy, p. 151.
• Ó Buachalla, Breandán (2003). An Teanga Bheo: Gaeilge Chléire. Dublin: Institiúid Teangeolaíochta Éireann, ?ISBN, p. 82.

Old Irish

Etymology 1

From Proto-Celtic *?itu, from Proto-Indo-European *peyt- (“food, nutrition”); from the root of ithid (“to eat”). Cognate with Welsh ?d.

Pronunciation

• IPA^(key): /i?/

Noun

ith n (genitive etho, no plural)

1. corn, grain

Declension

Descendants

• Irish: ioth

Etymology 2

See the etymology of the main entry.

Pronunciation

• IPA^(key): /i??/

Verb

ith

1. second-person singular imperative of ithid

Mutation

Further reading

• Gregory Toner, Maire Ní Mhaonaigh, Sharon Arbuthnot, Dagmar Wodtko, Maire-Luise Theuerkauf, editors (2019) , “ith”, in eDIL: Electronic Dictionary of the Irish Language

Scottish Gaelic

Etymology

From Old Irish ithid (“eats, bites, devours; grazes”), from Proto-Celtic *?iteti, from Proto-Indo-European *peyt-.

Pronunciation

• IPA^(key): /iç/

Verb

ith (past dh'ith, future ithidh, verbal noun ithe, past participle ithte)

1. eat

Derived terms

References

• “ith” in Edward Dwelly, Faclair Gàidhlig gu Beurla le Dealbhan/The Illustrated [Scottish] Gaelic–English Dictionary, 10th edition, Edinburgh: Birlinn Limited, 1911, ?ISBN.
• Gregory Toner, Maire Ní Mhaonaigh, Sharon Arbuthnot, Dagmar Wodtko, Maire-Luise Theuerkauf, editors (2019) , “ithid”, in eDIL: Electronic Dictionary of the Irish Language