Noun

(en noun)

(chemistry) A stable system of two phases, one of which is dispersed in the other in the form of very small droplets or particles.

(meteorology) An intimate mixture of two substances one of which, called the dispersed phase (or colloid ), is uniformly distributed in a finely divided state throughout the second substance, called the dispersion medium (or dispersing medium). The dispersion medium may be a gas, a liquid, or a solid, and the dispersed phase may also be any of these, with the exception that one does not speak of a colloidal system of one gas in another. A system of liquid or solid particles colloidally dispersed in a gas is called an aerosol. A system of solid substances or water-insoluble liquids colloidally dispersed in liquid water is called a hydrosol.

(geology) A particle less than 1 micron in diameter, following the Wentworth scale

Noun

(en noun)

Someone who masticates.

* {{quote-news, year=2009, date=September 6, author=Cathal Kelly, title=Will a gossip king's invites dry up?, work=Toronto Star citation

, passage=If we can take the liberty of reducing Govani's clever phrasing and paper-thin beards to plain English, Linda Evangelista is a simpleton, Margaret Atwood is a pretentious bore and Angelina Jolie is a goat-like masticator . }}

* {{quote-book, year=1850, author=William Cullen Bryant, title=Letters of a Traveller, chapter=, edition= citation

, passage=We encourage their singing as much as we can," said the brother of the proprietor, himself a diligent masticator of the weed, who attended us, and politely explained to us the process of making plug tobacco; "we encourage it as much as we can, for the boys work better while singing. }}

A machine for cutting meat into fine pieces for toothless people.

A machine for cutting leather, India rubber, or similar tough substances, into fine pieces, in some processes of manufacture.

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