Webster's Revised Unabridged Dictionary · 1913

Relevant

Relevant (-vant) , adjective

[French relevant, present participle of relever to raise again, to relieve. See Relieve.]

1.
Relieving; lending aid or support. [Rare] — Pownall
2.
Bearing upon, or properly applying to, the case in hand; pertinent; applicable.
Close and relevant arguments have very little hold on the passions. — Sydney Smith
3.
(Scots Law) Sufficient to support the cause.