throughout
/θɹuːˈaʊt/preposition, adverb
throughout is spelled T-H-R-O-U-G-H-O-U-T. The wrong spelling people search most is thoughout: about 60 Bing searches a month in the United States (September 2025 to August 2026), about 1 in 49 of all searches for the word. Throughout is a preposition meaning “In every part of; all through”.
How many letters and syllables are in throughout?
| Letters | 10: T-H-R-O-U-G-H-O-U-T |
|---|---|
| Syllables | 2 (from its American pronunciation) |
| In writing | 98 times per million words; the 1,112th most frequent word form |
| Wrong spellings searched | 3; the most searched, thoughout, about 60 Bing searches a month (all of them) |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).
How do you spell throughout?
Throughout is spelled T-H-R-O-U-G-H-O-U-T. 3 wrong spellings are searched or written often enough to measure; together they are about 1 in 19 of the searches for throughout in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
How common is throughout?
Throughout appears 98 times per million words in written English, the 1,112th 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).
How do you pronounce throughout?
- /θɹuːˈaʊt/
- Canada /θɹuˈʌʊt/
- /θɹaʊt/
Throughout has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-throughout.ogg, Wikimedia Commons (author and licence on each file's page).
What does throughout mean?
The meanings the English Wiktionary records, quoted as written there (source below).
preposition
- 1
In every part of; all through.
- 2
obsoleteCompletely through, right the way through.
adverb
- 1
In every part; everywhere.
The apartment is parqueted throughout except for the kitchen and bathroom.
- 2
During an entire period of time, the whole time.
The fight was excrutiating. Throughout, we maintained our dignity though.
- 3
Of an ordinary such as a pile or chevron, or a partition per chevron, etc: extending to the edge of the field (or quarter, chief, etc).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you abbreviate throughout?
Wiktionary records one abbreviation of throughout: t/o.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Throughout in Spanish, French, German and Portuguese
| Language | Words |
|---|---|
| French | tout au long de, durant, pendant tout le, pendant toute la , de toutes parts |
| Portuguese | por/em todo, sobre , por todo |
| Spanish | a lo largo de, durante, durante todo, por todo, en todo , de arriba abajo |
| German | überall |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does throughout come from?
From Old English þurh ūt, equivalent to through + out. Compare German durchaus (“all the way, fully, absolutely”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).