operatory

a. = operative n. 实验室; 手术室, 手术间

词形变化

operatories 复数 operatories

释义与例句

n.
  1. 1.

    A laboratory.

    废旧
  2. 2.

    A room in which a dentist (or assistant) performs tasks on the patient.

    医学
adj.
  1. 1.

    effective; practical; operative

    废旧
  2. 2.

    Of or relating to operations.

词源

Originally from Medieval Latin operātōrium, from a participle of Late Latin operor. The modern senses may be derived independently of the obsolete senses.

来源：wiktionary