(physics, analytical chemistry) the quantitative analysis of electromagnetic spectra by use of a spectrophotometer; especially in order to determine the structure or quantity of a substance

(historical, Old English law) One who held bookland. / A studious or learned man; a scholar; a student of books. / One who sells or publishes books; a bookseller.

One who is unhappy, or extols being miserable as a virtue; a philosopher of pessimism.

Third-person singular simple present indicative form of rizzar