Noun

(en noun)

A shapeless or amorphous mass; a vague shape or amount, especially of a liquid or semisolid substance; a clump, group or collection that lacks definite shape.

* 1869 : Norman Lockyer et al, Nature

Only the outermost blob on either side in map 2 displays misalignment .

* 1895 : The Annual of the British School at Athens

It was a colourful vase with red and white hoops on the lid, and red bands above and below the main frieze. These bands also carry a metope pattern in white of triple lines and blobs , which can just be distinguished on the photographs.

* 1922 , (Virginia Woolf), (w, Jacob's Room) Chapter 1

But there, on the very top, is a hollow full of water, with a sandy bottom; with a blob of jelly stuck to the side, and some mussels.

In astronomy, a large cloud of gas. In particular, an extended Lyman-Alpha blob is a huge body of gas that may be the precursor to a galaxy.[http://www.sciencedaily.com/releases/2009/04/090422151828.htm]

(dialect) A bubble, a bleb.

A small freshwater fish (Uranidea richardsoni ); the miller's thumb.

Noun

(en noun)

A cutting; a part cut out from the rest of something.

A part, piece, subdivision of anything.

* {{quote-magazine, date=2013-06-28, author=(Joris Luyendijk)

, volume=189, issue=3, page=21, magazine=(The Guardian Weekly) , title= Our banks are out of control , passage=Seeing the British establishment struggle with the financial sector is like watching an alcoholic […].  Until 2008 there was denial over what finance had become. […]  But the scandals kept coming, and so we entered stage three – what therapists call "bargaining". A broad section of the political class now recognises the need for change but remains unable to see the necessity of a fundamental overhaul. Instead it offers fixes and patches.}}

A part of a document.

An act or instance of cutting.

A cross-section (image that shows an object as if cut along a plane).

# (aviation) A cross-section perpendicular the longitudinal axis of an aircraft in flight.

(surgery) An incision or the act of making an incision.

(sciences) A thin slice of material prepared as a specimen for research.

(senseid) A taxonomic rank below the genus (and subgenus if present), but above the species.

An informal taxonomic rank below the order ranks and above the family ranks.

(military) A group of 10-15 soldiers lead by a non-commissioned officer and forming part of a platoon.

(category theory) A right inverse.

(NZ) A piece of residential land usually a quarter of an acre in size; a plot.

(label) A one-mile square area of land, defined by a government survey.