WordReference Random House Learner's Dictionary of American English © 2026
length•y /ˈlɛŋkθi, ˈlɛn-/USA pronunciation
adj., -i•er, -i•est.
WordReference Random House Unabridged Dictionary of American English © 2026- of great length;
very long:a lengthy journey; a lengthy explanation.
length•y
(lengk′thē, leng′-, len′-),USA pronunciation adj., length•i•er, length•i•est.
length′i•ly, adv.
length′i•ness, n.
- having or being of great length;
very long:a lengthy journey. - tediously verbose;
very long;
too long:a lengthy speech.
- length + -y1 1680–90, American.
length′i•ness, n.
'lengthily' also found in these entries (note: many are not synonyms or translations):