Return to the home page.

Expand/collapse menu.

Visit Our Sites

Unabridged Dictionary

Learner's Dictionary

Word Central for Kids

Expand/collapse menu.

Premium Services

Unabridged Dictionary

Encyclopedia Britannica

Institutional Subscriptions

Expand/collapse menu.

Expand/collapse menu.

Word of the Day

Subscriber Help

Expand/collapse menu.

More Word Games

Daily Crosswords

Expand/collapse menu.

Open Dictionary

Alphabetical Browse

Browse Categories

Submit an Entry

Expand/collapse menu.

Spelling Bee Hive

Hive Headquarters

Spelling Champion

Spelling Reform

Expand/collapse menu.

Word for the Wise

Today's Broadcast

Expand/collapse menu.

Books and CD-Roms

Online Services

Palm and Pocket PC

Expand/collapse menu.

Looking Up a Word

Citing the Dictionary

Audio Pronunciations

Word Games Help

Expand/collapse menu.

Merriam-Webster FAQ

Advertising Info

Copyright Notice

Hooked Media

Also Visit:
Unabridged
Visual

ESL:
Learner's
for Kids:
Word Central

speed

Main Entry: ¹speed

Function: verb

Inflected Form(s): sped or speeded, speeding

Language: English

intransitive verb

1 : ir a toda velocidad, correr a toda prisa <he sped off : se fue a toda velocidad>
2 : conducir a exceso de velocidad <a ticket for speeding : una multa por exceso de velocidad>

transitive verb

to speed up : acelerar

Learn more about "speeds"

Learn more about "speeds" and related topics at Britannica.com