lentoid

== English == === Etymology === From lens +‎ -oid. === Adjective === lentoid (not comparable) Having the form of a lens; lens-shaped. === Noun === lentoid (plural lentoids) A three-dimensional geometric shape that appears as a circle viewed from one direction and a convex lens viewed from every other orthogonal direction. === References === “lentoid”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Anagrams === idleton