Today’s new word…love this one…
a. A quadrilateral having two parallel sides.
b. Chiefly British A trapezium.
2. Anatomy A small bone in the wrist, situated near the base of the index finger.
3. Sports An area in the shape of a trapezoid marked behind the goal line and the goal in ice hockey, where the goalie isallowed to play the puck.
[Originally, a quadrilateral with no parallel sides (later confused with trapezium, originally, a quadrilateral with two parallel sides), from NewLatin trapezoīdēs, a quadrilateral with no parallel sides, from Late Greek trapezoeidēs, from Greek table-shaped : trapeza, table; seetrapezium + -oeidēs, -oid.]
trap′e·zoid′, trap′e·zoi′dal (-zoid′l) adj.