capitalize

verb

cap·​i·​tal·​ize ˈka-pə-tə-ˌlīz 

ˈkap-tə-

capitalized; capitalizing

transitive verb

1

: to write or print with an initial capital or in capitals

Capitalize the names of cities and states.

2

a

: to convert into capital

capitalize the company's reserve fund

b

: to treat as an amortizable investment in long-term capital assets rather than as an ordinary operating expense to be charged against revenue for the period in which it is incurred

capitalize development costs

3

a

: to compute the present value of (an income extended over a period of time)

b

: to convert (a periodic payment) into an equivalent capital sum

capitalized annuities

4

: to supply capital for

intransitive verb

: to gain by turning something to advantage

capitalize on an opponent's mistake

Synonyms

• fund
• finance
• subsidize

Examples of capitalize in a Sentence

Remember to capitalize the I in Internet.

Capitalize the first word of your sentence.

She rarely capitalizes her name when she signs her e-mails.

The venture was capitalized with a loan of one million dollars.

You can capitalize your investment at any time.

Recent Examples on the Web

Ernie Clement capitalized with an RBI single off the glove of a diving Anthony Volpe before Springer gave the Blue Jays a cushion that the Yankees couldn’t overcome. —Gary Phillips, New York Daily News, 1 July 2025

But Israel’s success in its military operations against Iran have potentially created a new window to pursue negotiations, an opportunity on which negotiators are trying to capitalize. —Oren Liebermann, CNN Money, 29 June 2025

In the sixth and seventh innings — down one and two runs, respectively — the Angels had opportunities to take the lead or tie the score with runners in scoring position, but failed to capitalize. —Benjamin Royer, Los Angeles Times, 28 June 2025

For CEOs and executive management, this breakthrough technology requires close monitoring to ensure it is capitalized upon and managed successfully. —Jackie Shoback, Forbes.com, 27 June 2025

Word History

Etymology

(sense 1) capital entry 2 (sense 2) + -ize; (senses 2-4) borrowed from French capitaliser, from capital capital entry 2 + -iser -ize

First Known Use

1764, in the meaning defined at transitive sense 1

Phrases Containing capitalize

• capitalize on

Rhymes for capitalize

• actualize
• antagonize
• apologise
• apologize
• categorize
• characterize
• commercialize
• conceptualize
• contrariwise
• criminalize
• decentralize
• democratize

Kids Definition

capitalize

verb

cap·​i·​tal·​ize ˈkap-ət-ᵊl-ˌīz 

ˈkap-tᵊl-

capitalized; capitalizing

1

: to write or print with a beginning capital letter or in capital letters

2

a

: to supply capital for (as a business or a project)

b

: to use as capital (as in business)

3

: to use to help oneself

capitalize on an opponent's mistake

capitalization

ˌkap-ət-ᵊl-ə-ˈzā-shən

ˌkap-tᵊl-

noun

Legal Definition

capitalize

transitive verb

cap·​i·​tal·​ize ˈka-pət-ᵊl-ˌīz 

capitalized; capitalizing

1

a

: to convert into capital

capitalize the company's earnings

b

: to treat as a capital expenditure rather than an ordinary and necessary expense

the cost of the merger must be capitalized

2

a

: to compute the present value of (an income extended over a period of time) compare amortize

b

: to convert (a periodic payment) into an equivalent capital sum

capitalized annuities

3

: to supply capital for

had capitalized the business with her own savings