Efficient ɪˈfɪʃnt Energy Secretary Heating Equipment Adjective Bre

• an efficient secretary
• efficient heating equipment
• the efficient use of energy
• we offer a fast, friendly and efficient service.

efficient

1. doing something well and thoroughly with no waste of time, money or energy
• opposite inefficient
  https://www.oxfordlearnersdictionaries.com/definition/english/inefficient
• an efficient secretary
• efficient heating equipment
• the efficient use of energy
• We offer a fast, friendly and efficient service.
• As we get older, our bodies become less efficient at burning up calories.
• fuel-efficient cars (= that do not use much fuel)

Extra Examples

• A quietly efficient manservant brought them coffee and brandy.
• He was ruthlessly efficient in acquiring estates.
• His secretary was formidably efficient: her minutes were works of art.
• The heating system is very efficient in its use of of fuel.
• The procedure is not fully efficient: improvements could be made.
• The receptionist was briskly efficient.
• Their equipment was not as efficient at finding gold as today’s machinery.
• We already have a perfectly efficient system—why change it?
• Efficient teachers minimize the amount of paperwork they have to do.
• It’s an incredibly efficient system.
• Modern water boilers are highly efficient in fuel use.
• More efficient use of energy resources is vital.
• Our bodies become less efficient at burning off calories.
• Our procedures are not yet fully efficient.
• She was helpful, quietly efficient and tactful.
• The more efficient firms have lower costs.
• The organization seems pretty efficient to me.
• The system is not very efficient as it stands.
• Which software is the most efficient at processing the data?

Word Origin

• late Middle English (in the sense ‘making, causing’): from Latin efficient- ‘accomplishing’, from the verb efficere ‘accomplish’, from ex- ‘out, thoroughly’ + facere ‘do, make’. The current sense dates from the late 18th cent.