Aggregate
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[编辑] 解释
[编辑] GRE 红宝书
- v. 集合; 合计
- [英] v. 集合 ( to gather into a whole) ; 合计 ( total; sum)
- [记] a g+greg ( 团体) +ate -> 成为团体 -> 集合;
- [同] 派生词: aggregation ( n. 聚集, 总合) 同根词: gregarious ( 喜社交的) ; egregious ( 过分的, 极坏的)
[编辑] Webster Collegiate
I. adjective
- Etymology: Middle English aggregat, from Latin aggregatus, past participle of aggregare to add to, from ad- + greg-, grex flock
- Date: 15th century
- formed by the collection of units or particles into a body, mass, or amount ; collective: as
- a.
- (1) clustered in a dense mass or head an aggregate flower
- (2) formed from several separate ovaries of a single flower aggregate fruit
- b. composed of mineral crystals of one or more kinds or of mineral rock fragments
- c. taking all units as a whole aggregate sales
- a.
- • aggregately adverb
- • aggregateness noun
II. transitive verb (-gated; -gating)
- Date: 15th century
- 1. to collect or gather into a mass or whole
- 2. to amount in the aggregate to ; total
III. noun
- Date: 15th century
- 1. a mass or body of units or parts somewhat loosely associated with one another
- 2. the whole sum or amount ; sum total
- 3.
- a. an aggregate rock
- b. any of several hard inert materials (as sand, gravel, or slag) used for mixing with a cementing material to form concrete, mortar, or plaster
- c. a clustered mass of individual soil particles varied in shape, ranging in size from a microscopic granule to a small crumb, and considered the basic structural unit of soil
- 4. set 21
- 5. monetary aggregate