verb un·der·lie \-ˈlī\

: to lie or be located under (something)

: to form the basis or foundation of (an idea, a process, etc.)


Full Definition of UNDERLIE

transitive verb
archaic :  to be subject or amenable to
:  to lie or be situated under
:  to be at the basis of :  form the foundation of :  support <ideas underlying the revolution>
:  to exist as a claim or security superior and prior to (another)

Examples of UNDERLIE

  1. A tile floor underlies the rug.
  2. The river is underlain by limestone.
  3. We discussed the principles that underlay their methods.
  4. A theme of revenge underlies much of her writing.

First Known Use of UNDERLIE

before 12th century

Rhymes with UNDERLIE

abide by, Adonai, alibi, alkali, amplify, apple-pie, argufy, assegai, azo dye, basify, beautify, butterfly, by-and-by, caddis fly, calcify, certify, Chou En-lai, citify, clarify, classify, coalify, cockneyfy, codify, college try, cottage pie, crucify, cut-and-try, cutie-pie, DIY, damnify, damselfly, dandify, deify, densify, dignify, dobsonfly, do-or-die, dragonfly, dulcify, eagle eye, edify, evil eye, falsify, fancify, fortify, frenchify, fructify, gasify, Gemini, gentrify, glorify, goggle-eye, goldeneye, gratify, Haggai, harvest fly, hexerei, high and dry, hip and thigh, Hokusai, hook and eye, horrify, hoverfly, humble pie, Iceni, justify, kiss good-bye, lazy eye, lignify, liquefy, lithify, Lorelei, lullaby, Madurai, magnify, Malachi, Maracay, minify, modify, mollify, Molokai, Mordecai, mortify, multi-ply, multiply, mummify, mystify, nazify, notify, nullify, occupy, old school tie, on standby, on the fly, ossify, overbuy, overfly, overlie, pacify, Paraguay, passerby, peccavi, petrify, PPI, preachify, prettify, private eye, prophesy, purify, putrefy, qualify, quantify, ramify, rarefy, ratify, RBI, rectify, reify, res gestae, robber fly, runner's high, Russify, samurai, sanctify, satisfy, scarify, schwarmerei, semidry, set store by, shepherd's pie, shoofly pie, signify, simplify, Spanish fly, specify, speechify, stratify, stultify, stupefy, sweetie pie, Tenebrae, terrify, testify, tie-and-dye, tigereye, Trans Alai, tumble dry, typify, uglify, unify, Uruguay, Veneti, verify, versify, vilify, vinify, vitrify, vivify, weather eye, Windsor tie, xanthene dye, yuppify, zombify
UNDERLIE Defined for Kids


verb un·der·lie \ˌən-dər-ˈlī\
un·der·lay \-ˈlā\un·der·lain \-ˈlān\un·der·ly·ing \-ˈlī-iŋ\

Definition of UNDERLIE for Kids

:  to lie or be located under <A tile floor underlies the rug.>
:  to form the foundation of :  support <What ideals underlie democracy?>


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