The meaning of BLOT is a soiling or disfiguring mark : spot. How to use blot in a sentence.

In molecular biology and genetics, a blot is a method of transferring large biomolecules (proteins, DNA or RNA) onto a carrier, such as a membrane composed of nitrocellulose, polyvinylidene fluoride or …

Define blot. blot synonyms, blot pronunciation, blot translation, English dictionary definition of blot. n. 1. A spot or a stain caused by a discoloring substance: a blot of paint. 2. An association of disgrace …

If you blot a surface, you remove liquid from it by pressing a piece of soft paper or cloth onto it. Before applying make-up, blot the face with a tissue to remove any excess oils. [VERB noun]

Feb 21, 2026 · blot (third-person singular simple present blots, present participle blotting, simple past and past participle blotted) (transitive) To cause a blot (on something) by spilling a coloured substance.

It employs three main steps. First, the mixture of molecules is separated by gel electrophoresis. The mixture could be DNA (Southern Blot), RNA (Nothern Blot), or protein (Western Blot) and the gel …

Learn Northern and Southern blotting basics, with protocols and applications for macromolecule transfer to membrane supports.

BLOT definition: a spot or stain, especially of ink on paper. See examples of blot used in a sentence.

Blot definition: A spot or a stain caused by a discoloring substance.

A blot is a dirty smudge, mark, or stain, like the giant blot of ketchup that remains on your shirt long after the hotdog-eating contest is over.