Tenuous
Pronunciation : Ten"u*ous
Part of Speech : a.
Etymology : [L. tenuis thin. See Thin, and cf. Tenuis.]
Definition : 1. Thin; slender; small; minute.
2. Rare; subtile; not dense; -- said of fluids.
Defn: Lacking substance, as a tenuous argument.
Source : Webster's Unabridged Dictionary, 1913