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Idioms about blast

    at full blast, at maximum capacity; at or with full volume or speed: The factory is going at full blast.Also full blast.

Origin of blast

First recorded before 1000; 1955–60 for def. 7a; Middle English (noun and verb); Old English blǣst (noun) “a blowing”; akin to Old Norse blāstr, Old High German blāst; see blow2

synonym study for blast

1. See wind1.


blast·er, nounblast·y, adjective

Other definitions for blast (2 of 2)


a combining form meaning “bud, sprout,” “embryo,” “formative cells or cell layer,” used in the formation of compound words: ectoblast.

Origin of -blast

<Greek, combining form of blastós a bud, sprout
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022


What does -blast mean?

The combining formblast is used like a suffix with a variety of meanings. Especially in terms from botany, it means “bud, sprout.” In other scientific terms, this meaning is applied metaphorically to mean “embryo” or “formative cells or cell layer.” Formative cells are cells capable of developing new cells or tissue, or embryonic cells.

The form –blast comes from Greek blastós, meaning “bud” or “sprout.” The Latin translation of blastós was germen, “sprout” or “shoot.” Learn how germen is the source of german, meaning “having the same parents,” and germane, meaning “relevant”—but not to German, a person from Germany—at our entries for each word.

What are variants of –blast?

The form –blast does not have any variants. However, it is related to the form blastic, as in holoblastic. Want to know more? Read our Words That Use article for –blastic.

Examples of -blast

One example of a scientific term that uses the form –blast is macroblast, “an abnormally large bone marrow cell from which red blood cells develop.”

The form macro may look familiar; it means “large,” from Greek makrós. As we have seen, –blast can mean “formative cells.” Macroblast literally translates to “large formative cells.”

What are some words that use the combining form –blast?

What are some other forms that –blast may be commonly confused with?

Break it down!

The combining form neuro means “nerves” or “nervous system.” With this in mind, what are neuroblasts?

How to use blast in a sentence

British Dictionary definitions for blast (1 of 2)

/ (blɑːst) /

slang an exclamation of annoyance (esp in phrases such as blast it! and blast him!)
See also blastoff

Derived forms of blast

blaster, noun

Word Origin for blast

Old English blǣst, related to Old Norse blāstr

British Dictionary definitions for blast (2 of 2)


n combining form
(in biology) indicating an embryonic cell or formative layermesoblast

Word Origin for -blast

from Greek blastos bud
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for blast


An immature, embryonic stage in the development of cells or tissues:erythroblast.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Other Idioms and Phrases with blast


The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.