streamline
/ˈstriːmlaɪn/noun, verb
streamline is spelled S-T-R-E-A-M-L-I-N-E: 10 letters and 2 syllables. It appears 1.5 times per million words in written English, the 22,965th most frequent word form (wordfreq, 2021 data). As a noun, streamline means “A line that is tangent to the velocity of flow of a fluid; equivalent to the path of a specific particle in that flow” (English Wiktionary, September 2026). The plural of streamline is streamlines.
How many letters and syllables are in streamline?
| Letters | 10: S-T-R-E-A-M-L-I-N-E |
|---|---|
| Syllables | 2 (from its American pronunciation) |
| In writing | 1.5 times per million words; the 22,965th most frequent word form |
| Wrong spellings searched | none measured in search |
| Same letters |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is streamline?
Streamline appears 1.5 times per million words in written English, the 22,965th 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 streamline?
- /ˈstriːmlaɪn/
Streamline 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-streamline.oga, Wikimedia Commons (author and licence on each file's page).
What rhymes with streamline?
No other word on PlainSpell ends in the same sounds as streamline.
Spelled with the same letters in another order: eternalism.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of streamline
- streamlines plural, present, singular, he/she/it
- streamlining participle, present
- streamlined participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does streamline mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A line that is tangent to the velocity of flow of a fluid; equivalent to the path of a specific particle in that flow.
- 2
On a weather chart, a line that is tangent to the flow of the wind.
verb
- 1
To design and construct the contours of a vehicle etc. so as to offer the least resistance to its flow through a fluid.
- 2
To simplify or organize a process in order to increase its efficiency.
- 3
To modernize.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Streamline in Spanish, French, German and Portuguese
| Language | Words |
|---|---|
| French | ligne de courant , fuseler , rationaliser , moderniser |
| Portuguese | linha de corrente , simplificar, racionalizar, otimizar , modernizar |
| Spanish | línea de corriente , fluidodinamizar, aerodinamizar, hidrodinamizar , agilizar, eficientar |
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 streamline come from?
From stream + line.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).