illuminate

B1 Topic:Actions & Processes

US /ɪˈl(j)umɪneɪt/ See IPA manual

Freq #23015

Meanings

1

verb
To light something up or shine light on it.

Bright lamps illuminated the garden at night.
2

verb
To make something clearer or easier to understand.

Her explanation helped illuminate a difficult idea.

Verb forms

Verb forms are not available for this word yet.

Thesaurus

Synonyms

1 verb · to light something up or... light

2 verb · to make something clearer... clarify elucidate explain

More alight beshine bright enlighten fire illume illumine irradiate lighten luster lustrate

Opposites

endarken

Word family

Forms illuminatedilluminatesilluminating

Derived forms counterilluminatedisilluminateilluminativeilluminatorinterilluminatepreilluminatereilluminateretroilluminatetransilluminate

Related forms lumensluminous

Etymology

From Middle English illuminaten, borrowed from Latin illūminātus, perfect passive participle of illūminō (“lighten, light up, show off”) (see -ate (verb-forming suffix) for more), from in + lūminō (“light up”), from lūmen (“light”). Cognate with Old English lȳman (“to glow, shine”). More at leam.

illuminaten Middle English illūminātus Latin

View etymology graph ->

Topics

Actions & Processes

External links

# illuminate

**Type:** Word
**Level:** B1
**Part of speech:** verb
**IPA (US):** /ɪˈl(j)umɪneɪt/
**Frequency rank:** 23015

## Meanings
1. To light something up or shine light on it.
2. To make something clearer or easier to understand.

## Examples
- Bright lamps illuminated the garden at night.
- Her explanation helped illuminate a difficult idea.

## Synonyms
- alight
- beshine
- bright
- enlighten
- fire
- illume
- illumine
- irradiate
- light
- lighten
- luster
- lustrate

## Antonyms
- endarken

## Derived Forms
- counterilluminate
- disilluminate
- illuminative
- illuminator
- interilluminate
- preilluminate
- reilluminate
- retroilluminate
- transilluminate

## Related Forms
- lumens
- luminous

## Roots and Affixes
- Root: illuminaten
- Root: illūminātus

## Etymology
From Middle English illuminaten, borrowed from Latin illūminātus, perfect passive participle of illūminō (“lighten, light up, show off”) (see -ate (verb-forming suffix) for more), from in + lūminō (“light up”), from lūmen (“light”). Cognate with Old English lȳman (“to glow, shine”). More at leam.

## AI Etymology
Illuminate comes from Middle English illuminaten, borrowed from Latin illūminātus, perfect passive participle of illūminō (“lighten, light up, show off”) (see -ate (verb-forming suffix) for more), from in + lūminō (“light up”), from lūmen (“light”). Cognate with Old English lȳman (“to glow, shine”). More at leam. The analysis is mainly morphological: the modern verbal form is built from the named base and affix. In current use, the main senses are “To light something up or shine light on it” and “To make something clearer or easier to understand”.

## Topics
- Actions & Processes

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