Definition from Wiktionary, the free dictionary
underlying (not comparable)
- lying underneath
- We dug down to the underlying rock.
- basic or fundamental
- Points and straight lines are underlying elements of geometry.
- Many nursery rhymes have an underlying meaning.
basic or fundamental
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.
underlying (plural underlyings)