rat terrier
         n 1: any of several breeds of terrier developed to catch rats
               [syn: {rat terrier}, {ratter}]

English Dictionary: retrorse	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
retrorocket n a small rocket engine on a larger rocket or spacecraft that is fired to slow or alter its course
From WordNet (r) 3.0 (2006) [wn]:
retrorse adj bent or curved backward or downward; "leaves with retrorse barbs" Antonym(s): antrorse
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Retirer \Re*tir"er\, n.       One who retires.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Retrorse \Re*trorse"\, a. [L. retrorsus, retroversus; retro back       + vertere, versum, to turn. Cf. {Retrovert}.]       Bent backward or downward. -- {Re*trorse"ly}, adv.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Retrorse \Re*trorse"\, a. [L. retrorsus, retroversus; retro back       + vertere, versum, to turn. Cf. {Retrovert}.]       Bent backward or downward. -- {Re*trorse"ly}, adv.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Roturer \Ro*tur"er\, n.       A roturier. [Obs.] --Howell.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Ruderary \Ru"de*ra*ry\, a. [L. ruderarius, fr. rudus, ruderis,       stones crushed and mixed with lime, old rubbish.]       Of or pertaining to rubbish.. [Obs.] --Bailey.