Type of quadrilateral (7)
'type of quadrilateral' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for rhombus that I've seen before include "Equilateral quadrilateral" , "Large bottle; vessel with spout" , "Form of quadrilateral" , "Four-sided figure" , "Diamond shape" .)
'type of quadrilateral' is the definition.
(I know that trapezium is a type of quadrangle)
This is all the clue.
(Other definitions for trapezium that I've seen before include "Quadrilateral with a parallel pair of sides" , "Quadrilateral - small wrist bone" , "Four-sided figure" , "Quadrilateral with pairs of unequal parallel sides" , "Form of quadrilateral" .)