Prefix

'priːfɪks

nounmedium📊CommonGeneral
2 meanings1 idiom/phrase3 questions

Definitions

2 meanings
1

A word element, typically a syllable or group of syllables, added to the beginning of a word to modify its meaning.

'priːfɪks

nounneutralmedium
General

A word element placed at the beginning of a word to change its meaning.

The word 'rebuild' contains the prefix 're-'.

💡 Simply: Imagine you're building with LEGOs. A prefix is like a special LEGO brick you snap onto the front of a word to change what it means. For example, 'un-' makes words mean the opposite, like 'happy' becomes 'unhappy.'

👶 For kids: A prefix is like a tiny word that goes at the beginning of a bigger word to make it mean something new!

More Examples

2

Understanding prefixes helps in deciphering the meaning of unfamiliar words.

3

In biology, the prefix 'bio-' means 'life'.

How It's Used

Linguistics

"The word "unhappy" uses the prefix "un-" to negate the meaning of "happy"."

Computer Science

"In file naming conventions, prefixes are often used to categorize files by project or type."

2

To add a prefix to (a word or other element).

'priːfɪks

verbneutralmedium
General

To add something to the beginning of another thing.

We need to prefix the file names with the project code.

💡 Simply: Think of this like giving a name tag to a friend before they join a group. It is putting something at the front, before the rest.

👶 For kids: To put a little word at the beginning of a bigger word!

More Examples

2

The new database system prefixes all entries with a unique identifier.

3

I had to prefix the email subject with 'URGENT' because it required an immediate action.

How It's Used

General

"The company decided to prefix all customer files with a unique ID for better organization."

Computer Programming

"The programmer had to prefix the variable names to ensure they were consistent throughout the code."

Tip:Think of PRE-fixing as ADDING something BEFORE, just like adding a pre-flight check to a plane.

Idioms & expressions

pre-flight

Of or relating to the preparation of an aircraft or spacecraft for a flight.

"The pilot conducted a thorough pre-flight check."

From Late Latin *praefixus*, past participle of *praefigere* "to fasten before," from *prae* "before" + *figere* "to fix, fasten."

The term 'prefix' emerged in the English language in the early 17th century, derived from Latin, signifying the placement before something else.

Memory tip

Think of PRE-fix as something that comes BEFORE the main part of a word, like a PRE-view before the main movie.

Word Origin

LanguageLatin
Original meaning

"*prae-* (before) + *figere* (to fix, fasten)"

word prefixfile prefixnumerical prefixemail prefixadd a prefix

Common misspellings

preffixpreefix

Usage

40%Spoken
60%Written