zone-levelled, adj.

zone-levelled
http://www.oed.com/dictionary/zone-levelled_adj%3Ftab%3Dmeaning_and_use
First published 1986; not fully revised

# zone-levelledadjective

## Factsheet

### Where does the adjective zone-levelled come from?

Earliest known use

1950s

The earliest known use of the adjective zone-levelled is in the 1950s.

OED's only evidence for zone-levelled is from 1956, in Bell System Technical Journal.

### Nearby entries

1. zone, n. a1500–
2. zone, v. 1792–
3. zone centre | zone center, n. 1934–
4. zoned, adj. 1662–
5. zone defence | zone defense, n. 1927–
6. zone electrophoresis, n. 1952–
7. zone fossil, n. 1904–
8. zoneless, adj. 1748–
9. zonelet, n. 1855–
10. zone level, v. 1974–
11. zone-levelled, adj.1956–
12. zone leveller, n. 1956–
13. zone levelling, n. 1953–
14. zone-melt, v. 1982–
15. zone melting, n. 1952–
16. zone plate, n. 1890–
17. zoner, n. 1962–
18. zone-refine, v. 1962–
19. zone refiner, n. 1959–
20. zone refining, n. 1952–
21. zone therapy, n. 1915–

## Meaning & use

1. 1956–
   See zone n. Compounds.
   1. 1956

      > p fluctuations in zone leveled material are generally coarse.

      Bell System Technical Journal vol. 35 657
   metal industry
   1. calcined 1583–
      Reduced to dry powder or ash by burning; subjected to the thorough action of fire; purged by fire.
   2. calcinated 1606–56
   3. calcinate 1610
      Calcined.
   4. concocted 1647–
      Prepared or brought to perfection by heat; digested; ripened, matured; planned, contrived; fabricated.
   5. cupelled 1755–
   6. decrepitated 1765–
   7. zone-levelled 1956–
   8. zone-refined 1956–
   View in Historical Thesaurus

Originally published as part of the entry for zone, n.

zone, n. was first published in 1921; not fully revised.