blot
noun (1)
\ ˈblät
\
\
Definition of blot
(Entry 1 of 3)
1
: a soiling or disfiguring mark : spot
2
: a mark of reproach : moral flaw
3
: a usually nitrocellulose or nylon sheet that contains spots of immobilized macromolecules (as of DNA, RNA, or protein) or their fragments and is used to identify specific components of the spots by applying a molecular probe (such as a complementary nucleic acid or a radiolabeled antibody) — compare southern blot, western blot
blot
verb
blotted;
blotting
Definition of blot (Entry 2 of 3)
1
: to spot, stain, or spatter with a discoloring substance
3a
: to dry (something, such as writing) with an absorbing agent
hastily blotted her letter
b
: to remove with absorbing material
blotting up spilled water
blot
noun (2)Definition of blot (Entry 3 of 3)
1
: a lone backgammon man exposed to capture
2
archaic
: a weak or exposed point
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More Definitions for blot
blot
verbEnglish Language Learners Definition of blot
: to dry (something, such as wet ink) by pressing a piece of cloth or paper over it
See the full definition for blot in the English Language Learners Dictionary
blot
noun
\ ˈblät
\
\
Kids Definition of blot
(Entry 1 of 2)
1
: a spot or stain of dirt or ink
2
: a mark of shame or dishonor
The lie was a blot on my record.
blot
verb
blotted;
blotting
Kids Definition of blot (Entry 2 of 2)
2
: to dry by pressing with paper or cloth
blot out
1
: to make (something) difficult to see
Clouds blotted out the sun.
2
: to destroy completely
No apology could blot out what I had said …— Robert Louis Stevenson, Kidnapped
blot
noun
\ ˈblät
\
\
Medical Definition of blot
: a nitrocellulose sheet that contains spots of immobilized macromolecules (as of DNA, RNA, or protein) or their fragments and that is used to identify specific components of the spots by applying a suitable molecular probe (as a complementary nucleic acid or a radiolabeled antibody) — see northern blot, southern blot, western blot
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