janiceps
[ jăn′ĭ-sĕps′ ]
n.
A set of conjoined twins whose heads are fused together, with the faces looking in opposite directions.
Words nearby janiceps
jet pipe,
jet plane,
jet propulsion,
jet set,
jet ski,
janiceps,
jet wash,
jet-black,
jet-enamelled ware,
jet-hop,
jet-propelled