underlaymentn.

Etymology: < underlay v. + -ment suffix.Previous versions of the OED give the stress as: ˈunderlayment.

U.S.

Carpet underlay; material laid beneath roofing tiles, etc.

ΘΚΠ

the world > space > relative position > low position > [noun] > condition of being placed under > that which lies under > underlying layer

substrature1726

substratum1730

bottoming1823

substrate1918

underlayment1956

1956 Study of Installation Wood Block Finish Flooring (National Acad. Sci.-National Res. Council (U.S.) Building Res. Inst.) 17 The sub-floor should be covered with an underlayment of 15 lb. asphalt impregnated felt.

1975 ‘E. Lathen’ By Hook or by Crook x. 97 You'll be sure that the men have instructions about the underlayment.

This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2019).

单词	underlayment
释义	underlaymentn. Etymology: < underlay v. + -ment suffix.Previous versions of the OED give the stress as: ˈunderlayment. U.S. Carpet underlay; material laid beneath roofing tiles, etc. ΘΚΠ the world > space > relative position > low position > [noun] > condition of being placed under > that which lies under > underlying layer substrature1726 substratum1730 bottoming1823 substrate1918 underlayment1956 1956 Study of Installation Wood Block Finish Flooring (National Acad. Sci.-National Res. Council (U.S.) Building Res. Inst.) 17 The sub-floor should be covered with an underlayment of 15 lb. asphalt impregnated felt. 1975 ‘E. Lathen’ By Hook or by Crook x. 97 You'll be sure that the men have instructions about the underlayment. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2019). < n.1956
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