See Also: Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
trapezoid(medicine)
trapezoid(dictionary)
trapezoid(dictionary)
trapezoid ridge(medicine)
trapezoid ligament(medicine)
trapezoid bone(medicine)
trapezoid body(medicine)
trapezoid line(medicine)
ventral nucleus of trapezoid body(medicine)

6-aminonicotinamide (medicine) and trapezoid (iou)


6-aminonicotinamide (medicine)


6-aminonicotinamide
<chemical> A vitamin antagonist which has teratogenic effects.

Pharmacological action: teratogens.

Chemical name: 3-Pyridinecarboxamide, 6-amino-


trapezoid (iou)



trapezoid noun & adjective. E18.
[mod. Latin trapezoides from late Greek trapezoeides from trapeza table: see -OID.]
A. noun.
Geometry.
a. An irregular quadrilateral having neither pair of opposite sides parallel. E18.
b. An irregularly quadrate solid with no pair of sides parallel. Only in 18.
c. = TRAPEZIUM 1b. Now chiefly N. Amer. L18.
Anatomy. The second distal carpal bone of the wrist. M19.
b. adjective. = TRAPEZOIDAL. E19.