Noun

(en noun)

That which is done or is to be done; matter; concern; business of any kind, commercial, professional, or public; — often in the plural.

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Any proceeding or action which it is wished to refer to or characterize vaguely.

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(lb) An action or engagement not of sufficient magnitude to be called a battle.

A material object (vaguely designated).

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*:The house was a big elaborate limestone affair , evidently new. Winter sunshine sparkled on lace-hung casement, on glass marquise, and the burnished bronze foliations of grille and door.

*{{quote-book, year=1944, author=(w)

, title= The Three Corpse Trick, section=chapter 5 , passage=The dinghy was trailing astern at the end of its painter, and Merrion looked at it as he passed. He saw that it was a battered-looking affair of the prahm type, with a blunt snout, and like the parent ship, had recently been painted a vivid green.}}

An adulterous relationship (from affaire de cœur ).

Noun

(uncountable) The process of developing; growth, directed change.

* {{quote-magazine, date=2013-07-19, author= Ian Sample

, volume=189, issue=6, page=34, magazine=(The Guardian Weekly) , title= Irregular bedtimes may affect children's brains , passage=Irregular bedtimes may disrupt healthy brain development in young children, according to a study of intelligence and sleeping habits.  ¶ Going to bed at a different time each night affected girls more than boys, but both fared worse on mental tasks than children who had a set bedtime, researchers found.}}

(uncountable, biology) The process by which a mature multicellular organism or part of an organism is produced by the addition of new cells.

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Of more significance in the nature of branch development ; in the Jubulaceae, as in the Porellaceae, branches are acroscopic and normally replace a ventral leaf lobe.

(countable) Something which has developed.

(real estate, countable) A project consisting of one or more commercial or residential buildings, real estate development.

(real estate, uncountable) The building of a real estate development.

(uncountable) The application of new ideas to practical problems (''cf. research).

(chess, uncountable) The active placement of the pieces, or the process of achieving it.

(music) The second section of a piece of music in sonata form.