Definitions
01distance in space
A1 · Beginner
adj. having a great distance from one end to the other.
adj. measuring a great distance from end to end; having considerable spatial extent.
日本語:長い※
“The river is very long and flows through several different countries.”
“The hikers followed a long, winding trail that stretched across the entire mountain range before descending into the valley.”
Usage
Usually placed before a noun or after a linking verb like 'be'.
Antonyms
02duration in time
A1 · Beginner
adj. lasting for a lot of time.
adj. having a great duration; extending over a significant period of time.
日本語:長い※
“We had a long meeting this morning to discuss the new project.”
“After a long and exhausting negotiation, the two companies finally reached an agreement late last night.”
03for a lot of time
A1 · Beginner
adv. for a great amount of time.
adv. for an extended period; often used in questions or negative sentences.
日本語:永らく※
“Have you been waiting long for the bus to arrive?”
“The ancient ruins had long been forgotten by the local population until a team of archaeologists rediscovered them in the 1920s.”
Usage
In affirmative statements, 'for a long time' is more common than 'long' alone.
Synonyms
Antonyms
04to want something
B2 · Upper Intermediate Literary
v. to want something very much, especially if it is difficult to get.
v. to have an intense desire or yearning for something, especially something distant or unattainable.
“After months of cold weather, she longed for the warm days of summer.”
“The exiled poet longed to return to his homeland, though he knew the political situation made it impossible.”
Usage
Intransitive verb; typically takes the preposition 'for' or an infinitive 'to' phrase.
Teaching tip
This verb carries a strong emotional weight; it is more poetic and intense than 'want' or 'wish'.
05finance/investing
C1 · Advanced Mathematics Technical
adj. buying something like stocks because you think the price will go up.
adj. holding a financial position that profits from an increase in the price of an asset.
“He decided to go long on gold because he expected prices to rise.”
“The fund manager maintained a long position in renewable energy stocks, betting on a shift in government policy.”
Usage
Often used in the phrase 'to be long' or 'to go long' on an asset.
Antonyms
06annoying/tedious
C1 · Advanced Slang · British English
adj. something that is boring or takes too much effort.
adj. describing a task or situation that is tedious, annoying, or requires an excessive amount of time.
“Doing all this paperwork is so long.”
“I had to wait three hours for a reply, which was just long.”
Usage
Common in Multicultural London English (MLE) as a general term of frustration.
Teaching tip
This is very informal and mostly used by younger speakers in the UK to mean 'too much effort'.
Collocations
Common phrases and expressions where native English speakers use the word “long” in context.
Real-World Examples
“New warnings from within the artificial intelligence industry have revived a long-running debate over whether advanced AI could escape human control and ultimately threaten humanity’s survival, and whether the companies developing the technology are doing enough to prevent such a scenario.” “The Long Path is a 358-mile hiking trail that begins at the 175th Street.” “The last time I opened it, I simply spent a few minutes watching Shade sitting in his chair as I sat in mine; each of us perfectly still, as if we were in a trance, wondering when our respective worlds would change—indeed, longing for it.” “Rex Heuermann accused in a string of long-unsolved slayings known as the Gilgo Beach killings is expected to plead guilty, closing a case that bedeviled investigators, agonized victims’ relatives and tantalized a true-crime obsessed public for years.” Etymology
From Middle English long, lang, from Old English long, lang (“long, tall, lasting”), from Proto-West Germanic lang, from Proto-Germanic langaz (“long”), from Proto-Indo-European *dlongʰos (“long”). Cognates Cognate with Scots lang (“long”), Yola lhaung, long (“long”), North Frisian long, lung, lüng (“long”), Saterland Frisian loang (“long”), West Frisian lang (“long”), Cimbrian lång (“long”), Dutch, German, and Low German lang (“long”), Luxembourgish laang (“long”), Mòcheno lònk (“long”), Vilamovian łaong (“long”), Yiddish לאַנג (lang, “long”), Danish, Norwegian Bokmål, and Norwegian Nynorsk lang (“long”), Faroese and Icelandic langur (“long”), Swedish lång (“long”), Gothic 𐌻𐌰𐌲𐌲𐍃 (laggs, “long”); also Latin longus (“long”) (whence French long (“long”), Italian lungo (“long”), Portuguese longo (“long”), Spanish luengo (“long”)), Ancient Greek δολιχός (dolikhós, “long; wearisome”), Albanian gjatë (“long; tall”), Latvian ilgs (“long”), Lithuanian ilgas (“long”), Belarusian до́ўгі (dówhi, “long”), Bulgarian дъ́лъг (dǎ́lǎg, “long”), Czech dlúhý (“long”), Macedonian долг (dolg, “long”), Polish długi (“long”), Russian дли́нный (dlínnyj, “lengthy, long”), до́лгий (dólgij, “long”), Serbo-Croatian ду̏г, dȕg (“long”), Slovak dlhý (“long”), Slovene dolg (“long”), Ukrainian до́вгий (dóvhyj, “long”), Ossetian даргъ (darǧ, “late”), Central Kurdish دێر (dêr), درەنگ (dreng, “late”), Northern Kurdish dereng (“late”), Persian دیر (dēr / dir, “late; long”), درنگ (derang, “delay”), Sanskrit दीर्घ (dīrgha, “long”) (whence Bengali দীর্ঘ (dirgho, “long; tall”), Dhivehi ދިގު (digu, “long, lengthy”), Kalasha driga, dríga (“long; tall”), Kholosi taɽgo (“long”), Khowar درونگ (drung, “long”), Hindi दीर्घ (dīrgh, “long; tall; weighty”), Nepali दिघो (digho, “stable”), Odia ଦୀର୍ଘ (dirgha, “long”), Sinhalese දිග (diga, “long”), Urdu دیرگھ (dīrgh, “long; tall; weighty”)), Kamkata-viri drëgeř, drëgëř, drëŋëň, dërëgeň (“long; tall”), Prasuni jigni (“long; tall”). The word shows the regular historical change of a to o before certain consonant clusters such as ng (compare with other examples in Middle and Modern English such as bond, song, throng, and wrong). The o-form may have also been reinforced by Old French long, from Latin longus, from the same Indo-European word. Doublet of lungo and lunge.
From Old English longe, lange, the adverbial form of the adjective lang, long. The Middle English spelling longe carried the same function forward.
From Middle English longen, from Old English langian ("to long for, yearn after, grieve for, be pained, lengthen, grow longer, summon, belong"), from Proto-West Germanic langōn, from Proto-Germanic langōną ("to desire, long for"), from Proto-Indo-European lengʷʰ- ("to be easy, be quick, jump, move around, vary"). Cognate with German langen ("to reach, be sufficient"), Swedish langa ("to push, pass by hand"), Icelandic langa ("to want, desire"), and Dutch and German verlangen ("to desire, want, long for").
From Middle English long or lang, an aphetic form of ilong or ylong, itself descended from Old English ġelong or ġelang ("along, belonging, depending, consequent"). The verb was later reinterpreted as an aphetic form of belong.
Shortening of longitude.
From Middle English longen, from Old English langian (“to belong, pertain”), from Old English *lang, which is of uncertain origin yet related to Old English ġelang (“dependent, attainable, present, belonging, consequent”), Old Saxon gilang (“ready, available”).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Word family
NOUN
ADJECTIVE
Related words
Idioms
01. a little of something goes a long way
02. a week is a long time in politics
04. come a long way
05. draw a long bow
07. go a long way
09. long arm
Show all 33
11. long drink
12. long finger
13. long fuse
14. long green
15. long hour
16. long in coming
18. long odds
19. long pork
20. long row to hoe
21. long run
22. long screwdriver
23. long shot
24. long since
25. long story short
26. long time
28. long time no see
31. so long as
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.A1 MoversIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.2.0–3.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 1.0–1.50–23TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.120–224
- Frequency
- Very common
- Level
- A1 · BeginnerOxford
- Updated
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QR code
englishreference.com/q/long
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「日本語」「カタカナ語」 data: JMdict (EDRDG), CC BY-SA 4.0