
1) Ending for rad 2) Latin legal terminology 3) Oath, right, justice
Found on
https://www.crosswordclues.com/clue/ius

Ius or Jus (Latin, plural iura) etymologically means `that which is binding` and comes from the same root as iungere, `to join.` In ancient Rome it was used primarily to mean a right to which a citizen (civis) was entitled by virtue of his citizenship (civitas). The iura were specified by laws (leges, also from `to bind,` ligare), so ius som...
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http://en.wikipedia.org/wiki/Ius
[canon law] Ius or jus is Latin for one sense of the English word, law. In the Canon Law of the Catholic Church, ius refers to custom, practice or `Tradition.` The early law of the Church, especially prior to the First Council of Nicaea in 325 a.d., was largely unwritten, at least in the form of law, but existed in the practices, customs an...
Found on
http://en.wikipedia.org/wiki/Ius_(canon_law)

Inertial Upper Stage.
Found on
http://www.encyclo.co.uk/visitor-contributions.php

IntraUterine System
Found on
http://www.translationdirectory.com/glossaries/glossary124.htm

(Latin) oath, right, justice.
Found on
https://www.encyclo.co.uk/local/10135
No exact match found.