1
US
: longer in one direction than in the other direction
an oblong [=oval] loop
the plant's oblong leaves
2
chiefly British
: having four straight sides that meet at right angles and having two opposite sides that are short and two opposite sides that are long
an oblong [=rectangular] block of wood
Cite this Entry
“Oblong.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/oblong. Accessed 24 Jun. 2026.
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