(mineralogy) A trigonal-rhombohedral black mineral containing iron, lead, manganese, oxygen, potassium, sodium, titanium, and zinc.

(number theory) The constant of proportionality (approximately 0.7642) in the relationship between the number of positive integers less than x that are the sum of two square numbers, for large x, and the expression x/√.

(chiefly UK) An agent or agency that provides social housing.

plural of landamman

A chief magistrate in some Swiss cantons. / The president of the diet of the Helvetic republic.

(medicine, neurology) A rare childhood neurological syndrome, characterized by the sudden or gradual development of aphasia and an abnormal electroencephalogram.

A surname. / A small unincorporated community in Warren County, Pennsylvania / A city, the county seat of Fremont County, Wyoming. / A municipality of Venezuela

based on land

A bank which issues notes based on the security of landed property. / An area of land held in reserve by a house-building firm.

plural of landbank