2. (Astron. & Physics)
Defn: To assign a weight to; to express by a number the probable accuracy of, as an observation. See Weight of observations, under Weight.
WEIGHTILY
Weight"i*ly, adv.
Defn: In a weighty manner.
WEIGHTINESS
Weight"i*ness, n.
Defn: The quality or state of being weighty; weight; force; importance; impressiveness.
WEIGHTLESS
Weight"less, a.
Defn: Having no weight; imponderable; hence, light. Shak.
WEIGHTY
Weight"y, a. [Compar. Weightier; superl. Weightiest.]
1. Having weight; heavy; ponderous; as, a weighty body.