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

The aquatic larva of → frogs and → toads, having internal gills and a tail (TheFreeDictionary).

From M.E. taddepol, from tadde "toad" + polle "head," from M.L.G. or M.Du. pol "head, top."

Vagiz, from Tabari vag "→ frog" + -iz, -ize diminutive suffix (variants -ce, -že, -ak, Mid.Pers -cak).

A shorter → horseshoe orbit confined to the → Lagrangian points L4 or L5.

→ tadpole; → orbit.

The direction of the Earth's instantaneous rotation pole. It differs from the pole due to the short time-scale (days or decades) variations called → nutation.

→ true; → celestial; → pole.