- Be in the chair - chair the proceedings - To be set, or to sit, in the place of authority; to
occupy the place of president, chairman, moderator, director, etc.; to
direct, control, and regulate, as chief officer; as, to preside at a
public meeting; to preside over the senate. - To exercise superintendence; to watch over.
- One who keeps watch - Sent in the Spanish guard - Sentry - Soldier on guard - Watchman - One who watches or guards; specifically (Mil.), a soldier
set to guard an army, camp, or other place, from surprise, to observe
the approach of danger, and give notice of it; a sentry. - Watch; guard.
- A clear quartz - Cut glass - Decorative glass - Piece of cut glass - Quartz, say - The regular form which a substance tends to assume in
solidifying, through the inherent power of cohesive attraction. It is
bounded by plane surfaces, symmetrically arranged, and each species of
crystal has fixed axial ratios. See Crystallization. - The material of quartz, in crystallization transparent or
nearly so, and either colorless or slightly tinged with gray, or the
like; -- called also rock crystal. Ornamental vessels are made of it.
Cf. Smoky quartz, Pebble; also Brazilian pebble, under Brazilian.