rare earth
         n 1: any element of the lanthanide series (atomic numbers 57
               through 71) [syn: {rare earth}, {rare-earth element},
               {lanthanoid}, {lanthanide}, {lanthanon}]

English Dictionary: rearward(a)	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
rare-earth element n any element of the lanthanide series (atomic numbers 57 through 71) Synonym(s): rare earth, rare-earth element, lanthanoid, lanthanide, lanthanon
From WordNet (r) 3.0 (2006) [wn]:
rearward adv at or to or toward the back or rear; "he moved back"; "tripped when he stepped backward"; "she looked rearward out the window of the car" Synonym(s): back, backward, backwards, rearward, rearwards Antonym(s): forrad, forrard, forward, forwards, frontward, frontwards adj located in or toward the back or rear; "the chair's rear legs"; "the rear door of the plane"; "on the rearward side" Synonym(s): rear(a), rearward(a) directed or moving toward the rear; "a rearward glance"; "a rearward movement" Synonym(s): rearward, reverse n direction toward the rear; "his outfit marched to the rearward of the tank divisions"
From WordNet (r) 3.0 (2006) [wn]:
rearwards adv at or to or toward the back or rear; "he moved back"; "tripped when he stepped backward"; "she looked rearward out the window of the car" Synonym(s): back, backward, backwards, rearward, rearwards Antonym(s): forrad, forrard, forward, forwards, frontward, frontwards
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Rearward \Rear"ward`\, n. [Rear + ward.]       The last troop; the rear of an army; a rear guard. Also used       figuratively. --Shak.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Rearward \Rear"ward\, a. & adv.       At or toward the rear.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Rereward \Rere"ward`\ (r?r"w?rd`), n. [See {Rearward}.]       The rear quard of an army. [Obs.]
From Easton's 1897 Bible Dictionary [easton]:
Rereward       (Josh. 6:9), the troops in the rear of an army on the march, the       rear-guard. This word is a corruption of the French       arriere-garde. During the wilderness march the tribe of Dan       formed the rear-guard (Num. 10:25; comp. 1 Sam. 29:2; Isa.       52:12; 58:8).