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underlying

[uhn-der-lahy-ing] /ˈʌn dərˌlaɪ ɪŋ/
adjective
1.
lying or situated beneath, as a substratum.
2.
fundamental; basic:
the underlying cause of their discontent.
3.
implicit; discoverable only by close scrutiny or analysis:
an underlying seriousness in his witticisms.
4.
(of a claim, mortgage, etc.) taking precedence; anterior; prior.
5.
Linguistics. belonging to an earlier stage in the transformational derivation of a sentence or other structure; belonging to the deep structure.
Origin
1605-1615
1605-15; underlie + -ing2

underlie

[uhn-der-lahy] /ˌʌn dərˈlaɪ/
verb (used with object), underlay, underlain, underlying.
1.
to lie under or beneath; be situated under.
2.
to be at the basis of; form the foundation of.
3.
Grammar. to function as the root morpheme or original or basic form of (a derived form): The form “boy” underlies “boyish.”.
4.
Finance. to be primary to another right or security.
Origin
before 900; Middle English underlyen (v.), Old English underlicgan. See under-, lie2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for underlying
  • underlying these questions are more fundamental questions about constraints and the predictability of evolution.
  • Investments are made by evaluating underlying value.
  • But underlying her critique is a strong thread of conviction that too many people are going to college.
  • Second, economic weakness does not immediately suppress underlying price pressure.
  • As the ice sheets grew, their increasing weight pushed down on the underlying land.
  • underlying the phenotypic mechanisms of antibiotic resistance are the genetics of antibiotic resistance.
  • The engines of the great food factories will be driven, not by artificial combustion, but by the underlying heat of the globe.
  • Pretty apple and almond blossom around pear, with underlying flintiness.
  • Environmentalism was a big underlying theme of the movie.
  • The underlying mortgage is the loan used to buy, renovate or maintain the building.
British Dictionary definitions for underlying

underlying

/ˌʌndəˈlaɪɪŋ/
adjective
1.
concealed but detectable underlying guilt
2.
fundamental; basic
3.
lying under
4.
(finance) (of a claim, liability, etc) taking precedence; prior

underlie

/ˌʌndəˈlaɪ/
verb (transitive) -lies, -lying, -lay, -lain
1.
to lie or be placed under or beneath
2.
to be the foundation, cause, or basis of careful planning underlies all our decisions
3.
(finance) to take priority over (another claim, liability, mortgage, etc) a first mortgage underlies a second
4.
to be the root or stem from which (a word) is derived "happy" underlies "happiest"
Derived Forms
underlier, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for underlying
underlie
O.E. under licgan "to be subordinate to, to submit to;" see under + lie (v.2). Meaning "to lie under or beneath" is attested from 1600; fig. sense of "to be the basis of" is attested from 1852 (implied in underlying).
Online Etymology Dictionary, © 2010 Douglas Harper
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