blotting

blot ¹

 (blŏt)

n.

1. A spot or a stain caused by a discoloring substance: a blot of paint.

2. An association of disgrace with one's character or reputation. See Synonyms at stain.

3.

a. A laboratory technique, such as a Southern blot analysis, that involves electrophoretically separating proteins or nucleic acids and transferring them to a membrane.

b. The membrane onto which these proteins or nucleic acids have been transferred.

v. blot·ted, blot·ting, blots

v.tr.

1. To soak up or dry with absorbent material. Often used with up: blotted the spill with a napkin; used a rag to blot up the paint.

2.

a. To make obscure or invisible; hide. Often used with out: clouds blotting out the moon.

b. To render invisible or unreadable by marking; obliterate. Often used with out: blotted out the names with a pen.

c. To remove or block from personal memory or public remembrance. Often used with out: "His death in the hour of victory blotted out his failings and left a heroic memory" (N.A.M. Rodger).

3. To spot or stain, as with a discoloring substance: Grass stains blotted the knees of his pants.

4. To bring moral disgrace to: an incident that blotted the senator's reputation.

v.intr.

1. To spill or spread in a spot or stain.

2. To become blotted, soaked up, or absorbed.

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[Middle English.]

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blot ²

 (blŏt)

n.

1. Games An exposed piece in backgammon.

2. Archaic A weak point.

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[Possibly from Low German blat, naked, unprotected.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

blotting

(ˈblɒtɪŋ)

n

(Biochemistry) biochem another name for blot analysis

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Translations

blotting

:

blotting pad

n → Schreibunterlage f

blotting paper

n → Löschpapier nt

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007