obverse

Etymology

Latin obversus, 1650s.

adj

1. Turned or facing toward the observer.
   The obverse side of the gravestone has the inscription.
2. Corresponding; complementary.
   When you speak clearly, people understand you. If you don't mumble, the obverse effect is observed.
3. (botany) Having the base, or end next to the attachment, narrower than the top.
   an obverse leaf

noun

1. The heads side of a coin, or the side of a medal or badge that has the principal design.
   The medal had a cross on the obverse and had a name inscribed on the reverse.
2. (logic) A proposition obtained by obversion, e.g. All men are mortal => No man is immortal.