Quick answer: Stationary (adjective, ends in -ary) means not moving or still: The car was stationary at the lights. Stationery (noun, ends in -ery) means writing materials such as paper, envelopes, and pens: We ordered new stationery for the office. Memory tip: stationEry contains E for Envelopes. For a fuller definition, see the Cambridge Dictionary entry for ‘stationary’.
Comparison Table
| Word | Part of Speech | Key Meaning | Example |
|---|---|---|---|
| stationary | adjective | not moving, still, fixed in place | The car was stationary when the accident occurred. |
| stationery | noun (uncountable) | writing supplies, office paper, envelopes, pens | Order more stationery. |
Using Stationary
Stationary is an adjective describing something that is not moving, not changing position, or fixed in place. It is the opposite of moving or mobile. It can describe vehicles, queues, objects, weather systems, or anything that has stopped changing.
The vehicle was stationary when the accident occurred.
The queue remained stationary for 20 minutes.
A stationary front brought heavy rain to the region.
He exercised every morning on a stationary bike.
Stationary in Formal and Technical Contexts
In formal writing, stationary appears in traffic reports (the vehicle was stationary), weather forecasting (a stationary pressure system), and economics (output remained stationary). It always functions as an adjective modifying a noun or following a linking verb.
All traffic became stationary during the parade.
The satellite maintains a stationary orbit above the equator.
Using Stationery
Stationery is an uncountable noun referring to writing materials and office supplies: paper, envelopes, notepads, pens, pencils, folders, and similar items. It is used in both personal and professional contexts. A stationery shop or stationery cupboard stocks these items.
We ordered new stationery for the office.
She used beautiful personalised stationery for the invitations.
The stationery cupboard was running low on envelopes and notepads.
He chose elegant cream stationery for his thank-you notes.
Personalised and Branded Stationery
Stationery is often personalised with a name, address, or logo — especially for formal correspondence, weddings, and business use. In this context stationery refers specifically to the paper and envelopes, not the pens.
The company had its logo printed on all corporate stationery.
She ordered wedding stationery with a floral design.
Memory Trick
The easiest way to remember the difference is the E for Envelope rule:
- Stationery → E for Envelope (writing materials)
- Stationary → A for stAying still (not moving)
Alternatively: a stationer sells stationery — the job title and the product both end in -er/-ery.
Common Mistakes
✗ The bus was completely stationery at the stop.
✓ The bus was completely stationary at the stop.
Note: stationery is a noun (things you buy at a shop); stationary is the adjective meaning not moving.
✗ Please pick up some stationary from the office supply store.
✓ Please pick up some stationery from the office supply store.
✗ We need more stationeries for the conference.
✓ We need more stationery for the conference.
Note: stationery is uncountable — no plural form.
Also confusing: Complement vs Compliment, Practice vs Practise, Advice vs Advise. Browse all confusing word pairs →
Quick Check: Stationary or Stationery?
Four fill-in-the-blank questions — reveal the answer for each one.
1. The bus was completely ___ at the stop. (stationary / stationery)
2. Please order more ___ for the printing room. (stationary / stationery)
3. All traffic became ___ during the parade. (stationary / stationery)
4. She wrote the letter on elegant cream ___. (stationary / stationery)
Frequently Asked Questions
What is the difference between stationary and stationery?
Stationary (ending in -ary) is an adjective meaning not moving or still. Stationery (ending in -ery) is a noun meaning writing materials such as paper, envelopes, and pens. They are homophones — they sound identical — but have completely different meanings and spellings.
How do I remember the difference between stationary and stationery?
Use the envelope trick: stationEry contains the letter E, just like Envelope. If you are thinking of paper and pens, think of E for Envelope — and that gives you stationery with an E. Stationary with an A means stAying still.
Is stationary an adjective or a noun?
Stationary is an adjective. It describes something that is not moving or not changing position: “The car was stationary at the lights”, “a stationary bike”. It is never used as a noun.
Is stationery countable or uncountable?
Stationery is an uncountable noun. You say “we need more stationery” not “we need more stationeries”. Individual items within stationery (a pen, a notebook) are countable, but stationery as a category is uncountable.
Can stationary be used for objects other than vehicles?
Yes. Stationary applies to any person, object, or system that is not moving or not changing: “The queue was stationary for half an hour”, “a stationary front” (in weather), “the economy remained stationary”. It is not limited to vehicles.
What does a stationery shop sell?
A stationery shop sells writing materials and office supplies: paper, notebooks, envelopes, pens, pencils, highlighters, folders, sticky notes, and similar items. In the UK, well-known stationery retailers include WHSmith and Ryman.
Are stationary and stationery pronounced the same?
Yes. Both words are homophones — they are pronounced identically as /ˈsteɪʃənəri/. The only way to tell them apart is from context and spelling, which is why they are such a common source of confusion.
What is personalised stationery?
Personalised stationery refers to writing materials — typically notepaper, envelopes, or cards — that are printed with a person’s name, monogram, or address. It is often used for formal correspondence or as a gift.
How do stationary and stationery appear in exams like IELTS or Cambridge?
In English language exams, confusing stationary and stationery is classed as a spelling error that affects your score under lexical resource or accuracy. IELTS and Cambridge First/Advanced both penalise this mistake, so learning the envelope memory tip is worthwhile.
What is the origin of the word stationery?
Stationery comes from stationer, a medieval bookseller or scribe who sold writing materials from a fixed stall. The word stationer itself derives from the Latin stationarius meaning fixed or stationary — ironically the same Latin root as the adjective stationary, which explains why both words look so similar.