illustrate

verb

il·​lus·​trate ˈi-lə-ˌstrāt 

also i-ˈlə-

illustrated; illustrating

transitive verb

1

a

: to provide with visual features intended to explain or decorate

illustrate a book

b

: to make clear by giving or by serving as an example or instance

personal experiences illustrated his point

c

: to make clear : clarify

illustrate a difficult subject

2

: to show clearly : demonstrate

recent events illustrate the need for change

3

obsolete

a

: enlighten

b

: to light up

4

a

archaic : to make illustrious

b obsolete

(1)

: to make bright

(2)

: adorn

intransitive verb

: to give an example or instance

illustrator

ˈi-lə-ˌstrā-tər 

also i-ˈlə-

noun

Synonyms of illustrate

• demonstrate
• explain

Examples of illustrate in a Sentence

He illustrated his lecture with stories of his own experiences in the field.

Please give a few examples to illustrate your point.

The results illustrate how important it is to wear your seatbelt.

The students will write and illustrate their own stories.

Recent Examples on the Web

These behaviors were rarely seen in the absence of cocaine, illustrating how a normally varied set of actions can become restricted to a persistent behavioral pattern, according to a press release. — Prabhat Ranjan Mishra, Interesting Engineering, 28 Sep. 2026

Simmons has previously emphasized that his offense cannot become one-dimensional, and Saturday’s performance illustrated why establishing the run remains so important. — Alejandro Hernandez, Miami Herald, 27 Sep. 2026

Ascending the museum’s spiral from the ground floor, the unnamed agent’s recollections unfold in forty-two chronological chapters illustrated with photographic, video, and sculptural installations. — Emily Witt, New Yorker, 26 Sep. 2026

Director Josef Kubota Wladyka illustrates the pluses and minuses of Haru’s potent imagination, resulting in a film that’s sexy, bittersweet and absurdist. — Los Angeles Times, 25 Sep. 2026

Word History

Etymology

Latin illustratus, past participle of illustrare, from in- + lustrare to purify, make bright — more at luster

First Known Use

1526, in the meaning defined at transitive sense 3

Rhymes for illustrate

• abdicate
• abrogate
• acetate
• activate
• actuate
• aggravate
• agitate
• alginate
• alienate
• allocate
• amputate
• angulate

Kids Definition

illustrate

verb

il·​lus·​trate ˈil-əs-ˌtrāt 

il-ˈəs-

illustrated; illustrating

1

: to make clear by using examples

illustrated his point with a personal experience

2

a

: to provide with pictures or diagrams intended to explain or decorate

illustrate a book

b

: to serve as an illustration

illustrator

-ˌtrāt-ər 

noun