Defn: Wanting luster or brightness. "Lackluster eye." Shak.

LACMUS
Lac"mus, n.

Defn: See Litmus.

LACONIAN
La*co"ni*an, a.

Defn: Of or pertaining to Laconia, a division of ancient Greece; Spartan. — n.

Defn: An inhabitant of Laconia; esp., a Spartan.

LACONIC; LACONICAL La*con"ic, La*con"ic*al, a. Etym: [L. Laconicus Laconian, Gr. laconique.]

1. Expressing much in few words, after the manner of the Laconians or Spartans; brief and pithy; brusque; epigrammatic. In this sense laconic is the usual form. I grow laconic even beyond laconicism; for sometimes I return only yes, or no, to questionary or petitionary epistles of half a yard long. Pope. His sense was strong and his style laconic. Welwood.

2. Laconian; characteristic of, or like, the Spartans; hence, stern or severe; cruel; unflinching. His head had now felt the razor, his back the rod; all that laconical discipline pleased him well. Bp. Hall.

Syn. — Short; brief; concise; succinct; sententious; pointed; pithy. — Laconic, Concise. Concise means without irrelevant or superfluous matter; it is the opposite of diffuse. Laconic means concise with the additional quality of pithiness, sometimes of brusqueness.