any of various alloys fused and applied to the joint between metal objects to unite them without heating the objects to the melting point. 2. anything that joins or unites: the solder of their common cause. verb (used with object) 3. to join (metal objects) with solder.
Columbia Township, Jackson County, Michigan. There are other townships named Columbia Township, Michigan. Columbia Township is a civil township of Jackson County in the U.S. state of Michigan. As of the 2000 census, the township population was 7,234. Contents.
In 1990 the District of Columbia outranked three states in population, with a census total of 606,900, a decline of almost 5% from 1980.Considered as a city, the District ranked 23rd in the US in 2002.etween 1990 and 2000, the District's population declined from 606,900 to 572,059, an decrease of 5.7%. The population is projected to reach 655,000 by 2025. In 2000 the median age was 34.6. Persons under 18 years old accounted for 20.1% of the population while 12.2% were age 65 or older.