[blɒt], (Noun)

Definitions:
- a dark mark or stain made by ink, paint, dirt, etc.
(e.g: a blot of ink)

- a procedure in which proteins or nucleic acids separated on a gel are transferred directly to an immobilizing medium for identification


Phrases:
- blot one's copybook

Origin:
late Middle English: probably of Scandinavian origin and related to Old Norse blettr

[blɒt], (Verb)

Definitions:
- dry (a wet surface or substance) using an absorbent material
(e.g: Henry blotted the page)

- mark or stain (something)
(e.g: dark patches of dirt blotted the grey dress)

- cover writing or pictures with ink or paint so that they cannot be seen
(e.g: Mary dug her brush into black paint and blotted out her picture)

- transfer by means of a blot


Phrases:
- blot one's copybook

Origin:
late Middle English: probably of Scandinavian origin and related to Old Norse blettr