operator

operatore, gestore

Persona o azienda che controlla una macchina o gestisce un servizio.

In inglese semplice: A person or company that controls a machine or runs a service.

• The crane operator stopped work.
• Our tour operator arranged the hotel.
• Only trained operators may use this equipment.

Come si usa: operator of something (The operator of the ferry cancelled the crossing.)

Espressioni comuni: machine operator, tour operator, network operator

centralinista, operatore telefonico

Persona che collega le chiamate telefoniche o aiuta chi telefona.

In inglese semplice: A person who connects telephone calls or helps people making calls.

• Ask the operator for help.
• The operator connected me to the hospital.
• A switchboard operator answered all incoming calls.

Sinonimi: telephonist

Espressioni comuni: telephone operator, switchboard operator, ask the operator

operatore

Segno che indica un’operazione da fare con i numeri, come sommare o dividere.

In inglese semplice: A sign that tells you to do something with numbers, such as add or divide them.

• The plus sign is an operator.
• Choose the correct operator to complete the calculation.
• These operators tell us how to combine the numbers.

Espressioni comuni: arithmetic operator, division operator, plus operator

operatore

Nella teoria grammaticale, espressione collegata a una variabile altrove nella frase, spesso una parola interrogativa.

In inglese semplice: In grammar theory, an expression linked to a variable elsewhere in a sentence, often a question word.

• The operator binds a variable.
• This analysis places the operator at the front of the clause.
• A null operator links the gap to the noun.

Espressioni comuni: wh operator, null operator, relative operator