Cannabis vs Marijuana vs Weed
When to use each in English, with meaning, register, and examples.
Cannabis
Top 2,000 (common)
Marijuana
InformalTop 2,000 (common)
Weed
InformalTop 2,000 (common)C1noun
Most formal: Cannabis
| Cannabis | Marijuana | Weed | |
|---|---|---|---|
| Pronunciation | 🇬🇧 //ˈkæn.ə.bɪs//🇺🇸 //ˈkæn.ə.bɪs// | 🇬🇧 //ˌmærɪˈdʒuːənə//🇺🇸 //ˌmɛrəˈwɑːnə// | 🇬🇧 /["/wiːd/"]/🇺🇸 /["/wiːd/"]/ |
| Meaning | A plant used for medicine and to make drugs. | A plant often used for its effects as a drug. | A type of plant that people can use for drugs. |
| Example | Cannabis is used to treat certain medical conditions. | Many people use marijuana for its relaxing effects. | The yard was overgrown with weeds. |
| Register | Neutral | Informal | Informal |
| How common | Top 2,000 (common) | Top 2,000 (common) | Top 2,000 (common) |
| CEFR level | - | - | C1 |
| Part of speech | noun | ||
| Collocations | cannabis plant, cannabis oil, cannabis use | smoke marijuana, marijuana use, legalize marijuana, marijuana effects, marijuana edibles | annual, perennial, aquatic, kill, clear, get rid of, grow, spread, spring up, control, killer, trimmer |
| Antonyms | none | conventional drug, stimulant | medicine, treatment |
| Common mistakes | Confused with 'hemp', which is a different, non-psychoactive variety., Omitting context when discussing its legality., Using slang terms in formal situations. | Confused with 'hemp' - hemp has different legal uses., Using 'marijuana' when, technically, 'cannabis' is more accurate in formal contexts. | Confused with 'weeds' (unwanted plants)., Using as a verb instead of a noun., Mispronouncing it, especially emphasizing the second 'e'. |
| Usage notes | Used in discussions about medicine, legality, and recreational use. Avoid in formal settings unless discussing legality or health. | Generally used in informal contexts. In formal discussions, refer to 'cannabis'. Consider cultural sensitivities surrounding its use. | Often used in casual conversation among friends. Avoid using in formal settings or when discussing serious topics like health. Context matters, as 'weed' can be a slang term for cannabis. |
Frequently asked questions: Cannabis vs Marijuana vs Weed
What's the difference between Cannabis, Marijuana, and Weed?
Cannabis: A plant used for medicine and to make drugs. Marijuana: A plant often used for its effects as a drug. Weed: A type of plant that people can use for drugs.
Which is more formal: Cannabis, Marijuana, and Weed?
Cannabis is the most formal of these.
Can you show an example of each?
Cannabis: Cannabis is used to treat certain medical conditions. Marijuana: Many people use marijuana for its relaxing effects. Weed: The yard was overgrown with weeds.
Can I use Cannabis, Marijuana, and Weed interchangeably?
Not always. Cannabis, Marijuana, and Weed are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.