An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

Exceeding the usual or prescribed number; extra; additional.

L.L. supernumarius "excess, counted in over" (of soldiers added to a full legion), from L. super numerum "beyond the number," → super- "beyond, over" + numerum, accusative of numerus, → number.

Faršomâr, from far- intensive prefix "much, abundant; elegantly;" also "above, upon, over; forward, along," → pro-, + šomâr, → number.

An additional faint arc or series of arcs just below the → primary rainbow. Supernumerary bows are caused by → interference and are more common toward the top of the bow.

→ supernumerary; → rainbow.