Meaning of FORMATION in English


fȯrˈmāshən, -ȯ(ə)ˈ- noun

( -s )

Etymology: Middle English formacioun, from Middle French or Latin; Middle French formation, from Latin formation-, formatio, from formatus + -ion-, -io -ion

1. : an act of giving form or shape to something or of taking form : production , development

planned the formation of a social club

the formation of good habits

2. : something that is formed

new word formations

a greenish formation of mold on bread

3. : the manner in which a thing is formed : structure , construction , form

the peculiar formation of the heart


a. : the largest unit in ecological community organization comprising two or more associations together with the successional communities that lead to their establishment, the unit as a whole corresponding in area with a region of essentially uniform climate

the grassland formation

— compare biome

b. : a group of associations bound together by close similarity in life forms or habits and by dependence upon closely simlar climates — compare climax 4


a. : any particular mineral aggregate or rock — not often used technically

b. : any igneous, sedimentary, or metamorphic rock represented as a unit in geological mapping : a cartographic unit

c. : any sedimentary bed or consecutive series of beds sufficiently homogeneous or distinctive to be regarded as a unit

the Trenton formation


a. : an arrangement of a body of troops in line, column, or other prescribed manner

b. : an arrangement of football players at the start of a play ; especially : the development of the offensive backfield at the start of a play from scrimmage — usually used in combination; see a formation , double wingback formation , i formation , punt formation , single wingback formation , split T , spread formation , t formation

c. : an arrangement of two or more airplanes flying as a unit and for a particular purpose (as attack, protection, or review)

7. : the arrangement of the fibers in a sheet of paper

a well closed, or regular, formation

a wild, or irregular, formation

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.